What expression represents the verbal phrase? 450 minus the quantity three-tenths times a number x
Answer:
Step-by-step explanation:
Answer: "450" - "0.3" x
Step-by-step explanation: the quantity of 3 tenths is 3/10, or in other words, 0.3 because 3 divided by 10 is 0.3
Furthermore, "times a number x" just means " [tex]\frac{3}{10}x[/tex]
Please help me as soon as possible.
How many times as great is the value of 1.5 than the value of 0.15? Please Explain.
Answer:
Step-by-step explanation:
1.5/0.15=10
1.5 is 10 times greater than 0.15
The solution is 10
The number of times the number 1.5 is greater than the number 0.15 is 10
What is an Equation?
Equations are mathematical statements with two algebraic expressions flanking the equals (=) sign on either side.
It demonstrates the equality of the relationship between the expressions printed on the left and right sides.
Coefficients, variables, operators, constants, terms, expressions, and the equal to sign are some of the components of an equation. The "=" sign and terms on both sides must always be present when writing an equation.
Given data ,
Let the equation be represented A
Now , the value of A is
Let the first number be P = 1.5
Let the second number be Q = 0.15
Now , the number of times the number P is greater than Q is given by the equation
A = P / Q
Substituting the values in the equation , we get
A = 1.5 / 0.15
On simplifying the equation , we get
A = 10
Therefore , the value of A is 10
Hence , the number of times 1.5 is greater than 0.15 is 10 times
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I got it wrong but SOS
well, the wording is
"the yards from their goal line as a function of the number of plays"
the number of plays is the independent variable, meaning the dependent variable is the number of yards, hmmm so they're about to start their play on the 5-yard line, meaning the number of plays at this point is 0, zilch, then they move on each 3 plays by 10 yards, so let's make a table
[tex]\begin{array}{ccll} Plays&Yards\\ \cline{1-2} 0&5\\ 3&\underset{5+10}{15} \end{array}\hspace{5em} (\stackrel{x_1}{0}~,~\stackrel{y_1}{5})\qquad (\stackrel{x_2}{3}~,~\stackrel{y_2}{15}) \\\\\\ \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{15}-\stackrel{y1}{5}}}{\underset{run} {\underset{x_2}{3}-\underset{x_1}{0}}} \implies \cfrac{10 }{ 3 }[/tex]
[tex]\begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{5}=\stackrel{m}{ \cfrac{10 }{ 3 }}(x-\stackrel{x_1}{0})\implies y-5=\cfrac{10}{3}x[/tex]
oddly enough, looks like yours :)
8 - 90 + 2x = 36
What will this. I need help
Answer: x = 59
Step-by-step explanation:
i dont know what you are trying to figure out but x = 59 im guessing u need
Answer:
Step-by-step explanation:
First, add
90
and subtract
2
x
from each side of the equation to isolate the
x
term while keeping the equation balanced:
8
x
−
90
+
90
−
2
x
=
2
x
−
36
+
90
−
2
x
8
x
−
2
x
−
90
+
90
=
2
x
−
2
x
−
36
+
90
(
8
−
2
)
x
−
0
=
0
+
54
6
x
=
54
Now, divide each side of the equation by
6
to solve for
x
while keeping the equation balanced:
6
x
6
=
54
6
6
x
6
=
9
x
=
9
If this net were to be folded into a
cube, which number would be
opposite of the number 1?
i need the answer please
Answer:
5
Step-by-step explanation:
The squares with 2, 6, 4, 3 will be all the left, front, right, back sides. The 1 and 5 will flap up/down to be the top and bottom. So 1 and 5 will be opposite from each other.
WORK OUT ASAP PLEASE
The diagram shows a right-angled triangle.
80%
10cm
Х°
21cm
Find the size of angle x.
Give your answer correct to 1 decimal place.
Answer:
x° ≈ 25.5°
Step-by-step explanation:
The relationship between the two given sides and angle x are Opposite and Adjacent. So we'll use tan(x) = 10/21 to start.
Take the Inverse tan (tan⁻¹) to find x: x = tan⁻¹(10/21) ==> calculator
Answer:
x = 25.5°
Step-by-step explanation:
First find the hypotenuse of the right triangle given by the formula
[tex]c = \sqrt{a^{2} + b^{2}}[/tex]
where c is the hypotenuse and a, b the two sides
Let's call the vertical leg as a and the horizontal leg as b
Then we have a = 10, b = 21
So
[tex]c = \sqrt{10^{2} + 21^{2}}\\\\c = \sqrt{100 + 441}\\\\c = \sqrt{541}\\\\c = 23.2594\\\\\\[/tex]
By the law of sines, the ratios of the sides of a triangle to the sine of the angles opposite must be the same. The hypotenuse is opposite the 90° angle. and the side of length 10 is opposite angle x
So
[tex]\dfrac{23.2594}{\sin 90} = \dfrac{10}{\sin x}[/tex]
But sin 90 = 1. So the above equation reduces to
[tex]2.2594 = \dfrac{10}{\sin x}\\\\\\\implies \sin x = \dfrac{10}{23.2594}\\\\\implies \sin x = 0.43\\\\\\\\x = sin ^{-1}(0.43) = 25.4675\\\\[/tex]
Rounded to 1 decimal place
x = 25.5°
Can you guys please help?
A science fair has 405 projects. The coordinator displays the projects in rows of 42. How many rows have exactly 42 projects?
I really do not understand this. It would really help me if after you have answered the question, you could explain how you got that answer. Thank you!
Total 9 rows will have exactly 42 projects.
What are the fundamental mathematical operations?The Fundamental mathematical operation are Addition,Subtraction
Multiplication and Division.
Given,
The total number projects in the science fair is 405.
The coordinator displays the projects in rows of 42.
To know the exact number of rows having 42 projects
we will divide total project by 42 i.e; 405/42.
The quotient will be the number of row exactly having 42 projects
and the last row will contain less than 42 projects which is remainder.
i.e; Dividing 405 by 42
quotient will be 9.
remainder will be 27.
So,Total 9 rows will have exactly 42 projects.
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If a person travels 440 meters in 11 seconds, what is the average speed of the person?
Step-by-step explanation:
speed=distance÷time
A.V.S=440÷11=40m/s
hope it helps.. Please mark brainliest.
Answer:
40 m/s
Step-by-step explanation:
Find:
We are asked to find the unit rate, How many meters per 1 second?
Know:
440 meters in 11 seconds
Solve:
440 meters in 11 seconds
? meters in 1 second
440/11 = 40 meters per second
Answer:
The average speed of the person is 40 m/s
From Rome, Paul planned to visit _____.
Macedonia
Spain
Corinth
Answer: Spain
After Rome, St.Paul wanted to go to Spain.
Step-by-step explanation:
Paul planned to visit Macedonia
Rodrigo pays $165.40 per month on his car loan.
How much does he pay on his loan in 1 year?
Answer:
$1984.80
Step-by-step explanation:
165.40 times 12 equals 1984.80
Answer:
He pays $1984.80 on his loan in one year.
Step-by-step explanation:
If he pays 165.40 per month, and there are 12 months in one year, then we must multiply the values together.
165.4*12 = 1984.8
He pays $1984.80 on his loan in one year.
Which of the following expressions has a value of 3? Select all that apply.
-6 ÷ -2
4 - (-1)
(-1)(-3)
(-2) - 1
15 ÷ -5
4 + 1
asap on a quiz
Answer: -6 ÷ -2 , (-1)(-3) , and 4 + 1
Step-by-step explanation:
An initial sample of 171 g of a radioactive substance decays according to the function
A(t) = 171e ^ - 0.04(t) where t is given in years?
a) How many grams of the substance will remain after 59 years? Round your answer to the nearest decimal place.
b) What is the half-life of the substance? Round answer to the one decimal place.
There will be 0.48 grams will be left in the sample after 59 years.
What is a function?Function is a type of relation, or rule, that maps one input to specific single output.
Since we have given that initial sample of 171 g of a radioactive substance decays according to the function
[tex]A(t) = 171e ^ {- 0.04(t) }[/tex]where t is given in years
Here, Initial amount of radioactive substance = 171 grams
We need to find the amount of substance that will be left in the sample after 59 years.
So, t = 59 years
So, it becomes,
[tex]A(t) = 171e ^ {- 0.04(59) }\\\\A(t) = 0.48[/tex]
Hence, there will be 0.48 grams will be left in the sample after 59 years.
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PLEASE HELP!! THIS IS DUE TODAY!
Estimate the quotient.
3,411 divided by 53
The estimate is: ___
The quotient of the given expression is 68.
What is the quotient?
A quotient in mathematics is the amount created by dividing two numbers. The term "quotient" is used frequently in mathematics and is sometimes known as the integer portion of a division, a fraction, or a ratio.
For the given problem,
To find out the estimation of the quotient, we first round the dividend and the divisor to the closest tens, hundreds, or thousands, and then divide the rounded figures to approximate the quotient.
Given, 3411 divided by 53
So, the rounding value becomes 3400 divided by 50,
then, 3400/50 = 68
Hence, the quotient is 68.
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Hayden has $35 to spend on school supplies. he wants to buy notebooks, pencils, scissors, and a binder. if the total cost of the pencils and notebooks is greater than $16, which inequality represents the dollar amount, d, that Hayden can spend on the binder?
(1) d < 19
(2) d > 19
(3) d < 51
(4) d > 51
Answer:
1 or 3
Step-by-step explanation:
If you invest $5400 in a savings account at 5.8%,
how much interest will you earn is 6 years?
Answer:
116.64
Step-by-step explanatio hope this helps
Isaac is going to a carnival that has games and rides. Each game costs $1.50 and each ride costs $5. Isaac spent $44.50 altogether at the carnival and the number of rides he went on is 5 more than the number of games he played. Determine the number of games Isaac played and the number of rides Isaac went on.
Answer:
g-games
r-rides
1.5 g + 2.5r= 16.5
g=2r
Step-by-step explanation:
g: # of games played
r: # of rides ridden
total amount spent: 1.50g + 2.50r = 16.50
relationship of games to rides: g = 2r
Hope this helped! :D
An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.
The number of games is 3.
The number of rides is 8.
What is an expression?An expression is a way of writing a statement with more than two variables or numbers with operations such as addition, subtraction, multiplication, and division.
Example: 2 + 3x + 4y = 7 is an expression.
We have,
Number of rides = m + 5
Number of games = m
Now,
Each game costs $1.50 and each ride costs $5. Isaac spent $44.50 altogether at the carnival.
This means,
1.50m + 5(m + 5) = 44.50
1.50m + 5m + 25 = 44.50
6.50m = 44.50 - 25
m = 19.5/6.50
m = 3
Now,
The number of games = 3.
The number of rides.
= m + 5
= 3 + 5
= 8
Thus,
The number of games is 3.
The number of rides is 8.
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y = x² - x - 22
y = x - 7
Answer: Solve for the first variable in one of the equations, then substitute the result into the other equation.
Point Form:
(5,−2),(−3,−10)
Equation Form:
x=5,y=−2x=5,y=-2
x=−3,y=−10x=-3,y=-10
Maybe want something different then here:
X intercepts- (7,0)
Y intercepts- (0, -7)
The formula for the perimeter of a rectangle is P = 2l + 2w. Solve the
formula for w in terms of P and l.
Answer:
P-2l/2=w
Step-by-step explanation:
P = 21 + 2w
Solve for w
Subtract 21 from both sides.
P - 21 = 2w
Divide both sides by 2.
P-21/2 = w
Determine whether the point is on the graph of the equation 2x + 7y =13 (3,1) yes or no
Step-by-step explanation:
i think its no, but im not sure.
1/2-(-5/6) answer please
Answer:
Your answer is [tex]1\frac{1}{3}[/tex]
Step-by-step explanation:
(attached)
Answer:
[tex]1 \frac{1}{3}[/tex] or 4/3 or 1.3333...
Step-by-step explanation:
1/2--5/6
When you subtract a negative, it is the same as adding a positive. 1/2+5/6
Create like denominators:
3/6+5/6
Simplify:
8/6
1 1/3 or 1.3333...
PLEASE MARK AS BRAINLIESTFind the slope of the line that passes through all of the points
on the table.
Someone help I’ll give brainliest
Answer:
9
Step-by-step explanation:
Slope is rise over run, and we can see on the char that every time the x-value increases by 1, the y-value increases by 9, so the slope is 9/1, or 9.
200(x-.3)=600 What is the value of X
Answer: X= 3.3 or x= 33/10
Round each fraction to 0,1/2, or 1…… 7/12 5/6 2/11 4/9
Answer:
1/2, 1, 0, 1/2
Step-by-step explanation:
We can solve this by rounding each fraction to either 0, 1/2, or 1.
The first fraction, 7/12, is pretty close to 6/12, which is 1/2 of 12.
So we can round this to 1/2.
The second fraction, 5/6, is closer to 6/6 (1) than 3/6 (1/2).
So we can round this to 1.
The third fraction, 2/11 is closer to 0 than 5.5/11 (1/2).
We can round this to 0.
4/9 is closer to 4.5/9 (1/2) than 0.
We can round this to 1/2.
Therefore, when we round all of these fractions, we are left with 1/2, 1, 0, 1/2.
what is the slope of y – 5 = –4x,
3y – 9 = –6x
Answer: -4,-2
Step-by-step explanation:
(i)Take y-5=-4x
Make y as subject of formula i.e. y=-4x+5
Now compare it with y=mx+c
Then Slope m=-4
(ii) 3y-9=-6x
Making y as subject of formula i.e. 3y=-6x+9
Divide through by 3
then it will become y=-2x+3
Now comparing it with y=mx+c
then Slope m=-2
100 points
How many males are currently not enrolled in Composition 1?
35
46
89
124
Answer:
A) 35---------------------
Use the given values in the table and find the missing ones.
The first two rows add up to the last row and same for the columns.
1) Find the Row total for Males:
251 - 127 = 1242) Find the number of Males not enrolled in Composition 1:
124 - 89 = 35Correct choice is A.
I need help with this please help me
Answer: 67.38
Step-by-step explanation:
Assuming that [tex]\triangle ACD \cong \triangle BCD[/tex], [tex]m\angle BCD=\frac{134.76^{\circ}}{2}=67.38^{\circ}[/tex] by CPCTC.
According to Newton's Law of Cooling, if a body with temperature T₁ is placed in surroundings with temperature To, different
from that of T₁, the body will either cool or warm to temperature T(t) after t minutes, where T(t) = To + (T₁-To)ekt
A metal pan with temperature 120°F is placed in a freezer with temperature 0°F. After 5 minutes, the temperature of the pan
is 80°F. Use Newton's Law of Cooling to find the pan's temperature after 15 minutes.
After 15 minutes the pan will have a temperature of °F.
(Round to the nearest integer.)
After 15 minutes the pan will have a temperature of 36°F
How to determine the temperature of the pan after 15 minutes?
Newton's Law of Cooling, if a body with temperature T₁ is placed in surroundings with temperature To, different from that of T₁, the body will either cool or warm to temperature T(t) after t minutes, where T(t) = T₀ + (T₁-T₀)e^(kt)
Given: T₁ = 120°F, T₀ = 0°F. After 5 minutes, T(t) = 80°F
T(t) = T₀ + (T₁-T₀)e^(kt)
80 = 0 + (120-0)e^(5k)
80 = 120e^5k
e^5k = 80/120
e^5k = 2/3
5k = ln(2/3)
k = ln(2/3) / 5
k = -0.0811
The temperature of the pan after 15 minutes will be:
T(t) = T₀ + (T₁-T₀)e^(kt)
T(15) = 0 + (120-0)e^(-0.0811×15)
T(15) = 120e^(-0.0811×15)
T(15) = 36°F
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Find [tex] \frac{dy}{dx} [/tex] if [tex]x = a( \theta - \sin \theta)[/tex], [tex]y = a(1 + \cos \theta)[/tex] Or Prove that [tex] \frac{dy}{dx} = - \cot (\frac{ \theta}{2} )[/tex]
Hope this answer helps you
Find the value of the expression
96 (32÷n÷ 2)-s-t^r
for n = 4, r = 3, s = 9, and t = 2.
Answer:
1,519
Step-by-step explanation:
96 ( 32 ÷ n ÷ 2 ) –s –t^r
since n = 4, r = 3, s = 9, and t = 2. we will just substitute for the values like this
96 ( 32 ÷ (4 ÷ 2) ) –9 ( –2³)
96 ( 32 ÷ 2 ) –9 –8
96 ( 16 ) –17
=1,536 –17
=1,519
i hope i helped
find the differece of 7/10 and 4/40 select all that applly
A.32/40
b.24/40
c.3/5
d.1 3/5
e.24/10
Answer:
Both answers C & E are correct
Step-by-step explanation:
[tex]\sf\frac{7}{10}-\frac{4}{40}[/tex]
First, make the denominator the same to solve the fraction.
For that, multiply both the numerator and denominator by 4 in the fraction 7/10.
[tex]\sf\frac{7*4}{10*4}-\frac{4}{40}\\\\\sf\frac{28}{40}-\frac{4}{40}\\\\\sf\frac{28-4}{40}\\\\\sf\frac{24}{40}[/tex]
To write the answer in its simplest form divide both the numerator and denominator by 8.
[tex]\sf\frac{3}{5}[/tex]
Therefore, the answer is [tex]\sf\frac{24}{40}[/tex] = [tex]\sf\frac{3}{5}[/tex]