Question

adding polynomial? help!
(3x^2-10)+(5x^2+3x-7)

Answer 1

3x^2−10+5x^2+3x−7
3x^2+−10+5x^2+3x+−7
combone like terms 3x^2+−10+5x^2+3x+−7
=(3x^2+5x^2)+(3x)+(−10+−7)
=8x^2+3x+−17
so far i got dis for my answer 8x^2+3x−17

Answer 2

line them up like place values but here you need like terms