Question

Combine like terms:
-7+15x+10y+5x^2-10y+7

Answer 1

5x^2+15x

Explanation:

Answer 2

0+0y+15x+5x^2

Explanation:

first you have to combine like terms like -7+7 equals 0

then you do 10y-10y equals 0y

then your just left with 15x+5x^2 which you can add because they are not the same