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Allisa [31]
3 years ago
5

Which expression is equivalent to 8-(6r+2) HELP SMB PLEASE!

Mathematics
1 answer:
Delicious77 [7]3 years ago
7 0

Answer:

A.

Step-by-step explanation:

A.-6r+6

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What is the slope of the line through the points (5, -3) and (2, -1)?
Luden [163]
HI i THINK THE ANSWER IS <span>"two plus two equals five"</span>
5 0
3 years ago
AB is perpendicular to CD. If the slope of AB is 2/5, what is the slope of CD?​
alekssr [168]

Given a slope m, the slope m' of a line perpendicular to m is the opposite of the inverse of m

In other words:

mm' = -1 \iff m' = -\dfrac{1}{m}

So, the slope of CD is -5/2.

4 0
3 years ago
What is the average rate of change for ƒ(x) = −2x + 70 over the interval 2 ≤ x ≤ 6?
Anvisha [2.4K]

Answer:

The average rate of change is -2

Step-by-step explanation:

we know that

To find out the average rate of change, we divide the change in the output value by the change in the input value.

In a linear function the average rate of change is a constant and is equal to the slope of the function

The linear function in slope intercept form is equal to

f(x)=mx+b

where

m is the slope or unit rate of the linear function

b is the y-intercept or initial value of the linear function

In this problem we have

f(x)=-2x+70

so

m=-2\\b=70

therefore

The average rate of change is -2

4 0
3 years ago
An apartment building contains 64 apartments. If 25% of them have a view of the park how many apartments do not have a view of t
Karolina [17]

Answer:

48 apartments did not have a view of the park.

Step-by-step explanation:

25% of 64 (total)= 16 (number of people with view)

64 ( total)-16 (# of people with a view)= 48 (number of people without a view)

4 0
3 years ago
Read 2 more answers
Casey orders 3 pizzas and 2 orders of breadsticks for a total of 30.00. Rachel orders 2 pizzas and 3 orders of breadsticks for 2
barxatty [35]

Answer:

8

Step-by-step explanation:

x=pizza

y= breadsticks

3x+2y=30

2x+3y=25

first we myltiply the top equation with 3 and then w emultiply the lower equation with -2 so it is

9x+6y=90

-4x-6y= -50

now we can add them together and the y contracts

5x=40

now we divide it by 5

x=8

So pizza costs 8

3 0
2 years ago
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