Question

Which expression is equivalent to 9x + 4y + 2x - y²?​

Answer 1

11x + 4y - y²

Explanation:

9x + 4y + 2x - y²

combine like terms

11x + 4y - y²

Answer 2

11x + 4y - y^2

Explanation:

You plus the same variables, in this time you got 9x and 2x so it's 11x!