# What is the sum of 9y^2 + 7y^2?

Mar 10, 2018

#### Answer:

$16 {y}^{2}$

#### Explanation:

This is because since they both have the same variables, we are only focusing on the coefficients, $9$ and $7$, which we need to add up in order to combine the two terms.

Thus, we get $16 {y}^{2}$.