Respuesta :

set up the question
8x^2-3x+5 + 2x^2 +7x-5
then find like terms
8x^2+2x^2= -6x^2  -3x+7x=4x  5-5=0
so, the answer should be -6x^2 +4x
if not my baddd but I'm 90% sure

Answer:

-6x^2 +4x

Step-by-step explanation: