13 units from 20 could either be 33 or 7; 15 units from -8 could either be 7 or 23.Since 7 satisfy both of the above requirements, Sarah's favorite number is 7. (You could show your work using a number line)
The two possibilities of Neil's favorite number are 26 and -12.
Answer:

Step-by-step explanation:
we know that
A relationship between two variables, x, and y, represent a direct variation if it can be expressed in the form
or 
In this problem we have
y=18 when x=2
Find the value of the constant of proportionality k
----> 
therefore
The equation is equal to

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We need to find what number, if 6 is divided by it, gives us 12.
This isn't hard, I promise! I am going to take you through a few steps, and we'll find the answer.
Are you ready? Then let's begin...:)

✦ We can think about it as: 6 divided by what number gives us 12?
(let the number be z)

Multiply both sides by z

Divide both sides by z

Which is the same as

- hope it's helpful!
- wishing you a great day!

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Answer:
y = - x + 5 should be the answer. Hope this helps!
Step-by-step explanation:
Answer:
-2
Step-by-step explanation:
negative times positive equal negative so
-1×2= -2