Answer:
skewed right
Step-by-step explanation:
there is a concentration of lower values to the right and a concentration of higher values to the left
Jay is paid $12.50 per hour. Last week, his paycheck totaled $112.50. How many hours did he work? Write and solve an equation to represent the situation.
Answer:
9 hours
Step-by-step explanation:
If he earns 12.50 an hour...
112.50 ÷ 12.50 = 9 hours
Answer:
9 hours
Step-by-step explanation:
112.50 ÷ 12.50 = 9 or 9 hours
Help please help me please
Answer: The second one, B
Step-by-step explanation:
Over what interval is the function in this graph increasing?
Answer:
the function is increasing on (-4, 1)
Step-by-step explanation:
First the graph descends (drops), until it reaches x = -4. Then the graph rises, until x = 1. Thus, we say "the function is increasing on (-4, 1)."
I need help with this
Answer:
52%
There were 50 Students surveyed
12 girls preferred to work at the senior center
14 boys preferred to work at the senior center
12 + 14 = 26 students prefer to work at the senior center
26 students out of 50 students= 26/50
26/50= 52%
Step-by-step explanation:
Find the surface area of the figure below
Answer:
it would be 748 feet, sorry if im worng!
At the last showing, 35% of the seats in the theater were empty. If 546 people were in attendance, how many total seats are there?
Answer:
=> ( 546 x 65 ) /35 = 294
total seats are there : 294 +546 = 840 seats
Step-by-step explanation:
Students were asked how they travel to school. The graph shows the results of the survey. Based on the graph, how many students out of 300 students can be expected to walk or bike to school?
Answer:
we need the graph in order to find the answer.
Step-by-step explanation:
Select all numbers that are irrational.
plzzzz help its due now...
I think it´s all of them except 1.33
Use a table to find (h-8)(h-9).
equation - 2(x-2) + 3 (4x-1)=0
Answer:
2(x-2) + 3 (4x-1) = 0
x = 1/2
What is the probability of picking a 7 from a standard deck of 52 cards?
Answer Choice:
(A) 3/4
(B) 1/2
(C) 4/13
(D) 1/13
Answer:
(c)- 4/13
Step-by-step explanation:
There are 4 types of cards in a ordinary deck clovers, diamands, hearts, and spades
each set has 1 seven each, so 4 sevens total.
Also, each type of card has 13 different cards in it
so, your answer is 4/13
Can someone help me with this question
Answer:
y = x² - 4x - 5
Step-by-step explanation:
y = x² - 4x - 5 = x² + x - 5x - 5 = x (x + 1) -5 (x + 1) = (x − 5) (x + 1)
x intercepts, value that cancels each: x = 5, x = -1
What is the value of b?
Answer:
Step-by-step explanation:
The line has two clear points (6,10) and (2,2)
y=mx+b
m=(y2-y1)/(x2-x1)
m=(2-10)/(2-6)=-8/-4=2 so far our line is
y=2x+b, using point (2,2) we can solve for b
2=2(2)+b
2=4+b
b=-2 so our line is
y=2x-2, and we want to know the coordinates for (4,b)
b=2(4)-2
b=8-2
b=6
Now we want to know the coordinates for (a,8)
8=2a-2
10=2a
a=5
Please help me with this question
Answer:
Sergio will buy the kayak first in 33.33 weeks.
Step-by-step explanation:
Sergio's per week savings = $24
Let the period of the savings = x
Then total savings of Sergio in x weeks = $24x
If y represents the total amount,
y = 24x ------(1)
Table given in the picture represents the savings of Lia.
If the points given in the table are plotted on graph, a straight line is formed.
Let the equation of the line is,
y = mx + b
m = Slope of line
b = y-intercept
Slope of the line = Savings per week
= [tex]\frac{y_2-y_1}{x_2-x_1}[/tex]
For two points (4, 72) and (8, 144) lying on the straight line,
Slope 'm' = [tex]\frac{144-72}{8-4}[/tex]
= [tex]\frac{72}{4}[/tex]
= 18
Equation of the line will be,
y = 18x + b
Since, (12, 216) also lies on the line,
216 = 18(12) + b
b = 216 - 216
b = 0
Therefore, equation of the line will be,
y = 18x -----(2)
Cost of kayak = $800
For Lia's savings,
800 = 18x
18x = 800
x = 44.44 weeks
For Sergio,
800 = 24x
x = 33.33 weeks
Therefore, Sergio will be able to buy the kayak first and it will take 33.33 weeks to purchase.
4. Jayda found 5 seashells on the beach. Ruby
found twice as many as Jayda. How many
shells did they find together?
Answer:
They found 15 shells together :)
brainliest pls :D
Step-by-step explanation:
5+(5*2)=15
Answer:
15
Step-by-step explanation:
Jayda has 5
Ruby has twice as much as that which means she has 5(2)
Ruby has ten
Combine
15
:)
How do I solve 1/2z=9 1/4?
Answer:
z = 9/2
Step-by-step explanation:
1/2z = 9 1/4?
z = 9/2
Explanation:
Simplify
9 x 1/4 → 9/4
Multiply 2 to both sides to cancel out the 2
1z = 9/4
Note: 1z is just z
Triangles E F D and A B C are shown. The length of side D F is 7. The length of hypotenuse A C is 7. Could these triangles be congruent? yes, if AB ≅ DE yes, if BC = 7 yes, if AB ≅ EF no, because the hypotenuses must have different lengths
Answer:
no, because the hypotenuses must have different lengths
Step-by-step explanation:
Yes, the given two triangles DEF and ABC are congruent, if AB ≅ DE.
Given that, EFD and ABC are two triangles.
What is the congruence theorem?Triangle congruence theorem or triangle congruence criteria help in proving if a triangle is congruent or not. The word congruent means exactly equal in shape and size no matter if we turn it, flip it or rotate it.
Here,
If the hypotenuse and one leg of a triangle is equal to the hypotenuse and leg of another triangle then they are congruent.
From the triangles DEF and ABC,
∠F = ∠B (Equal angles measures 90°)
DF = AC (Equal in measure, which 7 cm)
To satisfy congruence, two sides and an angle have to be equal, if AB = DE then the two triangles would be congruent.
Yes, the given two triangles DEF and ABC are congruent, if AB ≅ DE.
To learn more about the congruent theorem visit:
https://brainly.com/question/24033497.
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What is the expression?
need to be done today!!
Answer:
[tex]\frac{1}{3}x + \frac{1}{2}[/tex]
Step-by-step explanation:
Rearranging the fractions:
[tex]\frac{1}{3} x+\frac{2}{3} x-\frac{2}{3} x +\frac{3}{4} -\frac{1}{4} \\\\= \frac{1}{3} x +\frac{2}{4} \\\\= \frac{1}{3} x + \frac{1}{2}[/tex]
write a polynomial for the volume of a cube with a side length of (x-1) inches.
Answer:
[tex]x^3-3x^2+3x-1[/tex]
Step-by-step explanation:
the volume of a cube is the side length cubed, which in this case is [tex](x-1)^3[/tex], which simplifies to [tex]\boxed{x^3-3x^2+3x-1}[/tex].
Given the function f(x) = 2 x + 61 - 4, for what values of x is f(x) = 6?
O x= -1, x = 11
Ox=-1, x = -11
O x= 14 = -26
O x= 26, x=-14
Answer:
[tex]x = -1[/tex] or [tex]x = -11[/tex]
Step-by-step explanation:
Given
[tex]f(x) = 2|x+6| - 4[/tex]
Required
Find x when
[tex]f(x) = 6[/tex]
Substitute 6 for f(x)
[tex]6 = 2|x+6| - 4[/tex]
Add 4 to both sides
[tex]4+6 = 2|x+6| - 4+4[/tex]
[tex]10 = 2|x+6|[/tex]
Divide both sides by 2
[tex]5 = |x + 6|[/tex]
Rewrite as:
[tex]|x + 6| = 5[/tex]
This can be split to:
[tex]x + 6 = 5[/tex] or [tex]-(x + 6)=5[/tex]
Solve for x in both cases
[tex]x = 5 - 6[/tex] or [tex]x + 6 = -5[/tex]
[tex]x = -1[/tex] or [tex]x = -6 - 5[/tex]
[tex]x = -1[/tex] or [tex]x = -11[/tex]
Answer:
i think it’s x= -1, x = -11
Step-by-step explanation:
11. What is the area of a rectangle whose length (2x+5) cm and width (x-1) cm?
c. 2x2 - 3x + 5 cm?
d. 2x² + 3x - 5 cm?
a 2x2 + 3x + 5 cm?
b. 2x? - 3x - 5 cm?
12. If the area of a square is (2x - 3)- sq. units, then the measure of one side
is:
a. 2x -3 units
C. 3x - 2 units
b. 3x units
d. 2x units
13. The product of two numbers is (4y2 -1). If one of the numbers is (2y + 1).
what is the other number?
a. (2y + 1) b. (2y - 1)
C. (4y + 1)
d. (4y - 1)
14. Which special product is represented by: (5a? - 7b)??
a. Product of Two Binomials
c. Cube of a Binomial
b. Square of a Binomial
d. Product of a Binomial and a Trinomial
Answer:
[tex]A=2x^2+3x-5[/tex]
Step-by-step explanation:
Given that,
Length = (2x+5) cm
Width = (x-1) cm
We need to find the area of a rectangle. The formula for the area of rectangle is given by :
A = lb
[tex]A=(2x+5)(x-1)\\\\=2x^2-2x+5x-5\\\\=2x^2+3x-5[/tex]
So, the required area is equal to [tex]2x^2+3x-5[/tex].
PLS HELP ASAP
The minimum wage in 2007 was $7.50. The current minimum wage is $13.00. What is the percent of change? Round your answer to the nearest tenth.
Hello, can someone please assist me with this question?
Answer:
9
Step-by-step explanation:
Hey There!
If you didnt know the given angles in the triangle added together equal the missing triangles supplement aka z+50
So all we have to do is set up an equation
z+50=30+6x-45
step 1 combine like terms
30-45=-15
now we have
z+30=6x-15
step 2 add 15 to each side
-15+15 cancels out
30=15=45
now we have
z+45=6z
step 3 subtract z from each side
z-z cancels out
6z-z=5z
now we have
45=5z
step 4 divide each side by 5
5/5 cancels out
45/5=9
z=5
so we can conclude that z=9
hope this helps :)
75% of what number is 12
Answer:
16
Step-by-step explanation:
A rocket is the form of a circular cylinder closed at the lower end with a cone of the same radius attached to the top . The cylinder is of radius 2.5m and height 21m and the cone has the slant height 8m . Calculate the total surface area and the volume of the rocket
Answer:
V=462.076m ^3
Step-by-step explanation:
*WILL GIVE BRAINLIEST*
The sum of the areas of all the faces of a 3D object is called:
A: area
B: surface area
C: volume
D: perimeter
Answer:
b
Step-by-step explanation:
Answer:
Surface area
Step-by-step explanation:
Area is the space taken up by one surface plane
Volume is the amount of space taken up by the entire object
Perimeter is the length of all the edges of the shape combined
Round to the nearest hundredth:7.884
Answer:
7.88
Step-by-step explanation:
Hope this helps :D
When rounding to the nearest hundredth, the number 7.884 becomes 7.88.
To round 7.884 to the nearest hundredth, we look at the digit in the thousandth place, which is 8.
Now, If the digit to the right is less than 5, you simply drop all the digits to the right and keep the desired decimal place unchanged.
If the digit to the right is 5 or greater, you round up the desired decimal place by increasing it by one. Drop all the digits to the right.
Since 8 is greater than or equal to 5, we round up the digit in the hundredth place.
Therefore, when rounding to the nearest hundredth, the number 7.884 becomes 7.88.
Learn more about Rounding off here:
https://brainly.com/question/13391706
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the crystal clear window washing company washed 1/5 of a high-rise building's window on monday, 1/4 on tuesday, and 3/8 on wednesday.
what percentage of the buildings windows were not washed after three days?
Answer:
the correct answer is 17.5%
Step-by-step explanation:
please help me I messed up the first time
Answer:
I guess it's 8
Step-by-step explanation:
Find the exact volume of the cylinder?
471 cm³
60π cm³
180π cm³
150π cm³
Answer:
150π cm³
Step-by-step explanation:
Hey There!
The first step to solving this equation is to volume of a cylinder
[tex]V=\pi r^{2} h[/tex]
r=radius
h=hypotenuse
now we just plug in the numbers
we now have
[tex]V=\pi 5^{2} 6\\5^{2} =25\\6x25=150\\V=150\pi[/tex]cm³
hope this helps :)
Answer:
... 150π cm³
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ℍ !