1

Add 2 to both sides:

Divide both sides by -4 (this is negative, so we have to swap the inequality sign):

2

Expand the left hand side:

Add 8 and y to both sides:

Divide both sides by 3

3-4
Nothing different from 1 and 2, apply the same logic (expand sides, gather constant and non-constant terms together, solve for the variable) and you will solve them
Answer:
B
Step-by-step explanation:
1/5 hour = 1 mile
Multiply each side by 5
1 hour = 5 miles.
Answer:
18 divided by 22 is around 82
60 divided by 70 is around 86
Step-by-step explanation:
So the social studies test she scored higher
Answer:
22
Step-by-step explanation:
So we have the two functions:

And we want to find (fog)(5). This is the same as:

So, find g(5) first:

Multiply and subtract:

So, we can substitute:

Find the value:

Multiply and subtract:

So:

And we're done!