A student can eat 1/8 of a pizza If there are 40 students in Ms. Leila's class, how many pizzas does Ms. Leila need

pls i need it

Answers

Answer 1
She would need 5 pizzas

The explanation is 40/8=5
Answer 2
The answer is 5 pizzas since 8 x 5= 40

Related Questions

what is the equation of the line that passes through the points (-6,-2) and has the slope of -1/6

Answers

Answer:

y=-1/6x-3

Step-by-step explanation

Someone please help me on this I'm unsure if my answer is correct

Answers

Answer:

its correct

Step-by-step explanation:

i just did that one lol

find the value of b
need help ​

Answers

Answer:

b=35

Step-by-step explanation:

Diagonals of a parallelogram always bisect each other, splitting it into two equal sections.

This means, b-8 is equal to 2b-43

b-8 = 2b-43

b+35=2b

b=35

Let me know if this helps!

ratio of width to length is 2:3 if the length 18 meters what is the width

Answers

Answer:

12

Step-by-step explanation: 18/3=6 6(2)= 12

Select all that apply.
A direct variation equation is graphed. The point (6, 4) is on the graph. Which of the following points are also on the
graph of the equation?
(3,2)
(-9,-6)
(-12,8)
(-6,-3)

Answers

It is everyone of those except for (-6, 3).

Step-by-step explanation:

4 / 6 = 2/3

2/3 x -9 = -6

2/3 x -12 = -8

2/3 x 3 = 2

2/3 x -6 = -4

Correct the error. What should the line actually be?

Answers

Answer:

A line....

Step-by-step explanation:

Plz be more clear with your question!

Thank You

the midpoint of a line segment is (-3,4). The endpoints of the line segment are (x,9) and (-4,1). What is the value of x

Answers

Answer:

Step-by-step explanation:

Question 3 of 25
Find f(-3) for f(x) = 4(2)^x
Please answer this as fast as you can need it for today

Answers

Answer: [tex]f(-3)=\dfrac12[/tex]

Step-by-step explanation:

Given: [tex]f(x)=4(2)^x[/tex], which is an exponential growth function.

To evaluate: f(-3)

Substitute x=-3 in the given function, we get

[tex]f(-3)=4(2)^{-3}\\\\=4(\dfrac{1}{2})^3\ [a^{-n}=\dfrac1{a^n}]\\\\=4\times\dfrac1{2^3}\\\\=4\times\dfrac18\\\\=\dfrac12[/tex]

Therefore, the value of [tex]f(-3)=\dfrac12[/tex].

Tristan and Evan are employees for a company. Tristan is making a salary of $49,000. Evan is earning a salary that is 29% lower than the salary of Tristan. What salary is Evan earning?

Answers

tristan = $49,000
evan=$34790
you can do this two ways:

Find what is 29% of 49,000:
29/100 x 49,000 = 14,210
Then, minus it from 49,000:
49,000-14,210=34790
Evan earns $34790

The second way to do this is by using a multiplier:

First, minus 29 from 100:
100-29=71
Then, convert it to a multiplier by dividing by 100:
71/100=.71
.71 is now your multiplier, multiply this with 49,000:
49,000x.71=34790

You get the same answer as the first method

F(1)=10,f(n-1)-1.5 for n>2
Find the 5 first terms of sequence

Answers

Answer:

hdhdb

Step-by-step explanation:

Identify the quadratic function that contains the points (-1,-4), (0,0) and (2,-10).

f(x) = 3x^2 - x

f(x) = 3x^2+x

f(x) = - 3x^2+x

f(x) =-3x^2-x

Answers

9514 1404 393

Answer:

  (c)  f(x) = -3x^2 +x

Step-by-step explanation:

Points either side of (0, 0) have lower y-values, so you know the parabola opens downward. This eliminates the first two choices.

Trying one of the other points in the one of the remaining equations tells you which equation works.

For example, usint (-1, -4) in the third choice, we get ...

  f(-1) = -3(-1)^2 +(-1) = -3 -1 = -4 . . . . . matches point (-1, -4)

The correct function is the third choice:

  f(x) = -3x^2 +x

PLS HELP ME ASAP I DONT HAVE TIME. IT ALSO DETECTS IF ITs RIGHT OR WRONG.

Answers

It is 90 degrees good luck

I have two question I NEEDS HELP
1# Jason is participating in a walkathon. He writes the equation m = 2d + 50 to represent the amount of money he collects from each sponsor for walking d kilometers. What number represents the rate of change?
2# Cierra is keeping track of the amount of money in her lunch account each week. She writes the equation A = -6w + 40. What number represents the rate of change?

Answers

Answer:

The rate of change is the slope

In this case

m=2d+50 is a slope intercept equation.

where m is where the y would be

the 2 which is originally where the slope or (m) would be

the d for the (x)

and 50 for the y intercpet or (b)

so

#1=2

The expalantion is the same but different numbers, when asked for the rate of change look at the slope or the number next to the variable. Also put it in y=mx+b form to make sure the number is correct.

#2= -6

The square below has an area of x^2+10x+25 square meters. What expression represents the length of one side of the square?

Answers

Answer:

(x+5) m

Step-by-step explanation:

Given that,

The area of a square shape, [tex]x^2+10x+25[/tex]

We need to find the expression for the length of one side of the square.

The area of a square shaped object is given by :

[tex]s=x^2[/tex]

x is side of the square

[tex]s=\sqrt{A} \\\\s^2=x^2+10x+25\\\\=x^2+5x+5x+25\\\\=x(x+5)+5(x+5)\\\\=(x+5)^2\\\\s=(x+5)[/tex]

So, the sides of the square is (x+5) m.

Answer:

(x−5) ^2

Step-by-step explanation:

Question:Determine if the two triangles are congruent. If they are, state how you know.

Answers

Answer: If two angles and the included side of one triangle are equal to the corresponding angles and side of another triangle, the triangles are congruent.

Step-by-step explanation: So we know that two triangles are congruent if all of their sides are the same-- so side, side, side. We also know they are congruent if we have a side and then an angle between the sides and then another side that is congruent-- so side, angle, side.

Solve for x
5(x + 1) = 6x+2

Answers

Answer:

X = 3

Step-by-step explanation:


Step 1:

Expand brackets

5x + 5 = 6x + 2

Step 2:

Get 5x on other side by subtracting

5 = 1x + 2

Step 3 :

Get 2 on other side by subtracting

3 = 1x

X = 3 or - 3

Write the prime factorization of 9. Use Exponents when appropriate and order the factors from least to greatest​

Answers

Answer:

2235

Step-by-step explanation:

Write the prime factorization of 9. Use exponents when appropriate and order the factors from least to greatest

On Monday, the coldest temperature outside was 2 degrees Fahrenheit. On Tuesday, Ms. Perkins tells her students that the coldest temperature outside has an absolute value of 4 degrees.


Rachel says that Tuesday’s coldest temperature could be greater than Monday’s coldest temperature.

Tom says that Tuesday’s coldest temperature could be less than Monday’s coldest temperature.

State whether each student’s statement is true or false, and justify your answers.


PLS I NEED THIS ITS ALL MY POINTS DONT TROLL

ALSO EXPLAIN IT

Answers

Answer:

Temperature on Monday was 2 degrees Fahrenheit.

Temperature on Tuesday was absolute value of 4 degrees Fahrenheit.

Absolute value is always a positive number but the actual temperature could have been positive or negative 4 degrees.

| ± 4 | = 4

If it was positive, then Rachel is correct, but if negative, then Tom is correct.

help please, im unsure ​

Answers

Answer:

The value of AM = 43

Step-by-step explanation:

As point M is the midpoint of AB, so

AB = AM + BMAM = BM

Given

AB = 8x - 50

AM = 2x + 9

so substituting AB = 8x - 50 and AM = 2x + 9 in the equation AB = AM + BM

AB = AM + BM

8x - 50 = 2x + 9 + BM

8x - 2x - 50 - 9 = BM

6x - 50 = BM

Thus,

BM = 6x - 59

As

AM = BM

so substituting AM = 2x + 9 and BM = 6x - 59 in the equation AM = BM

2x + 9 = 6x - 59

switch sides

6x - 59 = 2x + 9

subtract 2x from both sides

6x - 2x - 59 = 2x + 9 - 2x

4x - 59 = 9

add 59 to both sides

4x - 59 + 59 = 9 + 59

4x = 68

divide both sides by 4

4x/4 = 68/4

x = 17

Thus, the value of x = 17

Therefore, the value of AM will be:

AM = 2x + 9 = 2(17) + 9 = 34 + 9 = 43

Hence, the value of AM = 43

Verification:

AM = BM

2x + 9 = 6x - 59

2(17) + 9 = 6(17) - 59

34 + 9 = 102 - 59

43 = 43

and

AB = 8x - 50 = 8(17) - 50 = 86

Which of the coordinate points below will fall on a line where the constant of proportionality is 1/3? Select all that apply.

A) (5,8)

B) (3,1)

C) (9,3)

D) (12,4)

E) (18,6)

Answers

Answer:

The answer is B,C,D and E

The points that show the proportionality rate 1/3 are (3, 1), (9, 3), (12, 4) and (18, 6).

What is proportional relationship?

A proportional relationship is a relationship between two expressions and where changes in one expression means some constant change in the other expression as well. Generally, it is represented as x/y = k, where x and y are two expressions and k is constant.

We have constant of proportionality is 1/3.

And the proportionality is represented as x/y = k, where x and y are two expressions and k is constant.

So, x / y = 1/3

A) (5,8)

x/y = 5/8 ≠ 1/3

B) (3,1)

x/y = 1/3

C) (9,3)

x/y = 3/9 = 1/3

D) (12,4)

x/y = 4/12 = 1/3

E) (18,6)

x/y = 6/18 = 1/3

Therefore, B, C, D and E are the answers.

To learn more about the proportional relationship;

brainly.com/question/28777033

#SPJ2

Simplify -2/3+(-3/5)

Answers

Answer:

-1.26666666667

Step-by-step explanation:

Bob ate a restaurant one night with 2 friends. The cost of his meal was 10% of the cost of the three meals before the tip. If I got two meal prices given n the tip given how do I find out the third meal ?

Answers

nose Step-by-step explanation:

Identify the initial amount a and the rate of growth r (as a percent) of the exponential function
y = 25(1.2)^t .Evaluate the function when t = 5. Round your answer to the nearest tenth.

Answers

Answer:

62.2

Step-by-step explanation:

plug t=5 into calculator. if you don't have, use symbolab.

HELP HELP HELP!!!
i need help with math pls help me.

Answers

Answer:

I dont even know this myself o-o

Step-by-step explanation:

:D

Is (-4,-6) a solution?
2x + 3y <-9
x - 2y 2 - 4
(-4, -6)

Answers

i don't know

Step-by-step explanation:

A Cable company charges $70 per month for cable service to existing customers.

a. Find a linear equation representing he relationship between x, the number of months of service, and y, the total amount paid in dollars by an existing customer.

b. For new customers, there is an additional one-time $100 service fee. Repeat the previous problem for new customers.

c. When the two equations are graphed in the coordinate plane, how are they related to each other geometrically?

Answers

B. For new customers there is an additional one time $100 service fee.

what is the answer to this
3x−y=7
−4x+6y=0 ​

Answers

Answer:

-7, -0

Step-by-step explanation:

2x+5=17 please help 50 points!!!!!!

Answers

Answer:

X=6

Step-by-step explanation:

would you like me to show how?

Answer:

x=6

Step-by-step explanation:

2x+5=17  Subtract 5 on both sides.

    -5  -5

2x=12     Divide by 2 on both sides.

/2  /2

x=6

Hope this helps and have an amazing day ❤

please help me :( A standard six-sided die is rolled. What is the probability that it is not a 4?

Answers

Answer:

The answer is 5/6, or .833, 3 repeated.

Step-by-step explanation:

The 4 is only one side of the die, or 1/6 if the surface of the die. So the other part that is left is the other 5/6 of the surface.

Answer:

5/6

Step-by-step explanation:

6 faces on a dice

how do you do this problem

Answers

Answer:

x=24

Step-by-step explanation:

subtract from both sides

Answer:

x=24

Step-by-step explanation:

1/3x+2=2/3x-6

2=1/3x-6

8=1/3x

x=24

oim pretty sure i did it right but im t the best at fractions tho but...

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