Answer:
112=64+2x
112-64=2x
48=2x
x=48/2
x=24
so,2x=2×24=48
C
Answer:
C. x = 24; angle measure is 48*
Step-by-step explanation:
HOPE IT HEPLSS! :D
Please help me!!
Which of the following is the solution set for the equation |p−2|=7?
{ −5, 9}
{ −9, 9}
{ −5 }
{9}
Answer:
9the only correct answer is 9
Answer:
A
Step-by-step explanation:
p-2 ≥ 0
p ≥ 2
if p ≥ 2
p - 2 = 7
p = 9 (accettable)
if p < 2
-p+2 = 7
p = -5 (accettable)
I need help!!!!
find the area of the small sector
8 and 40
area=m2
(round to the neerest 100)
Answer:
22.33 m²
Step-by-step explanation:
From the question given above, the following data were obtained:
Radius (r) = 8 m
Angle sustained (θ) = 40°
Pi (π) = 3.14
Area of small sector (A) =?
The area of the small sector can be obtained as illustrated below:
A = θ/360 × πr²
A = 40/360 × 3.14 × 8²
A = 40/360 × 3.14 × 64
A = 22.33 m²
Therefore, the area of the small sector is 22.33 m²
Do the ratios 4:12 and 5:15 form a proportion
Answer:
4:12=5:15
in propotion form
4/12=5/15
Step-by-step explanation:
Stuart owns a window washing business. He can wash the windows on 9 houses in 4 hours. At this rate, how long would it take him to wash the windows on 45 houses? How many houses could he wash in 12 hours?
Answer:
20 Hours = 45 Houses
27 = 12 Hours
Step-by-step explanation:
The time taken to wash 45 houses is 20 hours and the number of houses in 12 hours is 27.
What is an expression?The mathematical expression combines numerical variables and operations denoted by addition, subtraction, multiplication, and division signs.
Mathematical symbols can be used to represent numbers (constants), variables, operations, functions, brackets, punctuation, and grouping. They can also denote the logical syntax's operation order and other properties.
Given that Stuart owns a window-washing business. He can wash the windows on 9 houses in 4 hours.
The time taken to wash 45 houses is,
9 houses = 4 hours
1 house = 4 / 9 hours
45 houses = ( 45 x 4 ) / 9 hours
45 houses = 20 hours
The number of houses in 12 hours,
4 hours = 9 houses
1 hour = 9 / 4 houses
12 hours = ( 9 x 12 ) / 4 houses
12 hours = 27 houses
Therefore, the time taken to wash 45 houses is 20 hours and the number of houses in 12 hours is 27.
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Ten students participated in the 4 mile relay. Each student ran a fraction of the 4 miles. Chooses which line plot could represent the data of the runners. Explain your reasoning.
Answer:
B
Step-by-step explanation:
To know which line plot could represent the data, we take the sum of the miles covered by the runners and check if it adds up to 4 miles for each plot :
Plot 1 :
(1/12 * 1) + (1/8 * 2) + (1/6 * 1) + (1/4 * 2) + (1/3 * 1) + (1/2 * 3) = 2.8333
Plot 2 :
(1/6 * 2) + (1/4 * 2) + (1/3 * 2) + (1/2 * 3) + 1 = 3 +1 = 4 miles
Since the sum of the miles ran by the runners equals 4 miles for the second plot, hence, the second plot could represent the data for the runners.
help please I need to know anwser
Answer:
B
Step-by-step explanation:
B
A photographer is placing 7 people in a single line for a group picture. How
many ways are there to arrange the people?
Answer:
49
Step-by-step explanation:
There is 7 different places each of the 7 people can stand. So you would do 7×7 which equals 49.
I need help with social studies, math, science and Creative Expressions
Answer:
Ohhk mate
kindly let us know what help u need
Answer:
ok? so what the question?
Step-by-step explanation:
B) Prove or disprove by example or by exhaustive checking that every integer greater than 1 is either prime or sum of two primes.
Answer:
Every integer greater than 1 is either prime or composite.
Step-by-step explanation:
Let us negate this statement.
Assumption - any number greater than 1, is neither prime nor composite.
A prime number has only 2 divisors, and a composite number has at least 3.
Let a number be X such that X >1.
Now X is divisible by 1 (Any integer is divisible by 1)
And X is divisible by X (X/X = 1, if X is not zero)
So by this, we see X has at least 2 divisors, X is either prime, or composite if it has more divisors!
So our assumption is wrong, and every integer greater than 1 is either prime or composite.
I need help plssssssssssssssssssssssssssssssssss
Answer:
47.4005
Step-by-step explanation:
one third of the one third of a number is 12 find the number
Answer:
4
Step-by-step explanation:
Let the number be x
1/3 Of x= 12
1/3x=12
cross multiply
12= 3x
divide both sides by 3
x= 12/3
x= 4
Hence the number is 4
jasmine left me so I have to improvise anyways
PLS HELP WILL GIVE BRAINLIEST
3 and 1/6
to check your work, if you do 2+1 you get 3. and to do 3 and 1/6 you must do 6 times 3 which is 18 and add 1 bc that is the numerator. so you get 19/6. 6 can go into 19 3 times giving you 18 which will then leave you with 1 making the answer to this question 3 and 1/6. 3 being for how many times 6 can go into 19. 1 being what is left of 19 after 6 fitting into 19 3 times. and 6 being the denominator.
The mean weight of nine apples is 7.5 ounces. Three of the apples have
a mean weight of 8 ounces. Find the mean weight of the other
six apples.
9514 1404 393
Answer:
7.25 ounces
Step-by-step explanation:
The sum of weights is the mean weight times the number of apples.
sum of 9 = 7.5×9 = 67.5 . . . ounces
sum of 3 = 8×3 = 24 . . . ounces
Then the sum of the weights of the remaining 6 is ...
67.5 -24 = 43.5 . . . ounces
The mean weight of those 6 is ...
(total weight of 6)/6 = mean weight of 6
(43.5 oz)/(6) = 7.25 oz
The mean weight of the other 6 is 7.25 oz.
_____
Additional comment
If some have an average weight that is greater than the mean of all, the remaining must have an average weight that is less than the mean of all.
ok please help and if u explain how you got it then ill give you brainly
the red one is not the answer
ALSO IF U HAVE A LINK I WILL REPORT YOU
thx :D
Answer:
D
Step-by-step explanation
The problem says that Triangle ABC is dilated by a factor of two. This means the Triangle was cut in size down by half, so we can rule out any triangle smaller than that one. Which only leaves one answer since you've already chose A, so the correct answer is D.
Answer:
ughhhhh D
Step-by-step explanation:
guess im not getting brainliest
A bag contains eight red marbles and 12 green marbles you choose a marble out of the bag without looking what is the probability that you choose a red marble
Answer:
2/5
Step-by-step explanation:
Probability of choosing red = total red marbles / sum of marbles in the bag
sum of marbles in the bag = 12 + 8 = 20
8/20 = 2/5
Probability calculates the likelihood of an event occurring. The likelihood of the event occurring lies between 0 and 1. It is zero if the event does not occur and 1 if the event occurs.
For example, the probability that it would rain on Friday is between o and 1. If it rains, a value of one ids attached to the event. If it doesn't a value of zero is attached to the event.
The movement of the progress bar may be uneven because questions can be worth more or less (including zero) depending on your answer
A music playlist has 21 hiphop songs, 53 rock songs, and 15 popular songs. How many songs are in the playlist?
O 86
O 87
O 88
O 89
x=2
3x+4y=2
-6
4y=-4
y=1
Answer:
x= 1/22 and y=-1/4 (I'm assuming that the equal signs are the only separators of the equation sequence, since there is no indicator that the so-called "sentences" are actually apart.
PLSSS HELP GIVING BRAINLIEST
Peter cuts a foam block along the red line. When he looks at the newly exposed face, what is the shape of the cross-section? 5 cm 9 cm 7 cm O A. A rectangle, 7 cm by 5 cm OB. A rectangle, 9 cm by 7 cm O C. A square, 7 cm by 7 cm D. A rectangle, 9 cm by 5 cm
Answer:A. A rectangle, 7cm by 5 cm
Step-by-step explanation:
Write the slope-intercept form of the equation of the line that passes thrqugh (-4, -3) and is
perpendicular to the graph of 2x - 3y = -5.
Answer:
Step-by-step explanation:
Equation of the line y = mx + c
The new line is perpendicular to 2x - 3y = -5
- 3y = - 5 - 2x
3y = 2x + 5
y =[tex]\frac{2x}{3} + \frac{5}{3}[/tex]
Since the lines are perpendicular to each other : [tex]m_{1} . m_{2} = -1[/tex]
where [tex]m_{1} \ slope \ of \ the \ given \ line \ and \ m_{2} \ slope \ of \ the \ new \line\\[/tex].
Slope of the given line
[tex]m_{1} = \frac{2}{3}[/tex]
Slope of the new line
[tex]\\\frac{2}{3}.m_{2} = -1\\ m_{2} = -1 . \frac{3}{2} = \frac{-3}{2}[/tex]
The equation to the new line passing through (-4, -3) and perpendicular to 2x - 3y = -5
[tex](y - y_{1}) = m_{2}(x-x_{2} )\\\\(y - (-4)) = \frac{-3}{2}(x - (-3)) \\\\(y + 4) = \frac{-3}{2} (x+ 3)\\\\2(y +4) = -3(x+3)\\\\2y + 8 = -3x -9 \\\\2y = -3x - 9 -8\\\\y = \frac{-3x}{2} - \frac{17}{2}[/tex]
What is the value of x?
Answer:
x = 4
Step-by-step explanation:
If (and only if) we assume that the two horizontal lines are parallel, then angles 2x + 19 and x + 23 are equal:
2x + 19 = x + 23
or: x = 4
Find the equation of the linear function represented by the table below in slope-intercept form.
X 0,1 ,2 ,3, 4
Y 9, 12. 15, 18, 21
Answer:
3x + 9
Step-by-step explanation:
for the y's, you increase by 3
for the b, it's the y-intercept
*y = mx + b
Which of the following expressions is equivalent to 13÷34?
Answer:
10 + (3 ÷ 24)
You're not showing me the options so I'm just picking a random expression that could possibly be equivalent.
if a vanilla scoop cost 10$, and the other flavors cost 15$ a scoop, what is the probability a double-dip cone will cost 30$?
What is the area of the shaded sector? (Round to the nearest tenth)
10
38
Answer:
33.1
Step-by-step explanation:
First you need to find the area of the circle. The radius is 10 which means that the area is 314. Since a circle has 360 degrees, and the shaded area is 38 degrees, you need to divide 314 by 360 which is 0.87. Then multiply by 38 because the shaded sector is 38. 0.87 x 38 = 33.1.
That is the answer.
What is the value of x?
Answer:
,
Step-by-step explanation:
A car has a value of £15000 at the start of the
year, at the end of the year the car is worth £14000.
What is the percentage decrease ?
Given :-
Value of car in start years Sv= $ 15,000Value of car in last years Ev = $ 14,000Find :-
% decrease .ExplanationUsing Formula
[tex]\boxed{\tt{\red{\:(Decrease)\:=\:(Sv\:-\:Ev)}}}[/tex]
==> Decrease value = 15000 - 14,000
==> Decrease Value = $1000
Now, Calculate % decrease .
★ % decrease = decrease × 100/Sv
==> % Decrease = 1000 × 100/15,000
==> % Decrease = 100/15
==> % Decrease = 6.67 % [ Ans]buddies help me:(
[tex](a + b) ^{3} [/tex]
I am confused how to solve this identity:(
========================================================
Explanation:
Cubing something means we're multiplying it by itself three times
Something like m^3 means m*m*m
So (a+b)^3 means (a+b)*(a+b)*(a+b)
Let's focus on (a+b)*(a+b) for now. We would use the FOIL rule to find that
(a+b)*(a+b) = a^2 + 2ab + b^2
So we can say
(a+b)*(a+b)*(a+b) = (a+b)(a^2 + 2ab + b^2)
-------------------------
Now let
c = a+b
that way we then have,
(a+b)(a^2 + 2ab + b^2) = c(a^2 + 2ab + b^2)
From here, distribute that 'c' through to each term
c(a^2 + 2ab + b^2)
a^2*c + 2abc + b^2*c
a^2( c ) + 2ab( c ) + b^2( c )
Next, replace c with a+b and apply distribution three more times
a^2( c ) + 2ab( c ) + b^2( c )
a^2( a+b ) + 2ab( a+b ) + b^2( a+b )
a^3 + a^2b + 2a^2b + 2ab^2 + ab^2 + b^3
a^3 + 3a^2b + 3ab^2 + b^3
You could also apply the Binomial Theorem to get the same result. The binomial coefficients can be computed through the combination formula, or through using Pascal's Triangle.
What is the congruence correspondence, if any, that will prove the given triangles congruent?
A. SSS
B. ASA
C. HL
D. SAS
Answer:
SAS
Step-by-step explanation:
the two triangles have two congruent sides and one congruent angle
The two given triangles are congruent by the side angle side (SAS) property. The correct option is D.
What is congruency?The Side-Angle-Side Congruence Theorem (SAS) defines two triangles to be congruent to each other if the included angle and two sides of one is congruent to the included angle and corresponding two sides of the other triangle.
An included angle is found between two sides that are under consideration.
In the given figure demonstrates two triangles that are congruent by the SAS Congruence Theorem.
Two triangles having two pairs of corresponding sides and one pair of corresponding angles that are congruent to each other is not enough justification for proving that the two triangles are congruent based on the SAS Congruence Theorem.
Therefore, the two given triangles are congruent by the side angle side (SAS) property. The correct option is D.
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17) 100 raffle tickets are sold at $5 a piece.
There are two $100 winners and four
$25 dollar winners. What is the expected
value of a raffle ticket?
A) $2
B) $5
C) $-1.5
D) $-2
The total prize money is 200+100 which is 300
There is 100 tickets sold for $5 each so the people selling the tickets earn $500 and use $300 for prize money.
The expected value of 1 ticket is $5.00
If you still have any questions feel free to comment below
Hope this helped<3
If a triangle has sides length 3,4 and 5 which side is the hypotenuse
Answer:
Step-by-step explanation:
length 5 is hypotenuse because hypotenuse is the longest side.