I am asked to translate each of the following into a math expression and simplify IF POSSIBLE:

1. Find the sum of -15 and y

2. Find the difference of 9 and -2

3. Subtract -12 from the product of -4 and m

Find the quotient of -9 and 9

Then I am asked to translate the following sentences into equations THEN SOLVE THE EQUATIONS:

1. If 4 added to the sum of a number and 8, the result is 27

2. twice the difference of a number and 7 is equal to negative twenty