Respuesta :

Answer:

-2x^2 + 19x + 5

Step-by-step explanation:

(9x + 5) + (-2x^2 + 10x)

Step 1: remove the parenthesis

9x + 5 - 2x^2 + 10x

Step 2: collect like terms

(9x and 10x are like terms)

19x + 5 - 2x^2

Step 3: rearrange the terms

-2x^2 + 19x + 5