Respuesta :
(8x^3+7^2-3x+6)+(-2x^2-5x+4)
parentheses
8x^3+7^2-3x+6 + -2x^2-5x+4
like terms
8x^3 + (7x ^2 -2x^2) + (-3x -5x) + (6 +4)
simplify
8x^3 + 5 x^2 -8 x+10
parentheses
8x^3+7^2-3x+6 + -2x^2-5x+4
like terms
8x^3 + (7x ^2 -2x^2) + (-3x -5x) + (6 +4)
simplify
8x^3 + 5 x^2 -8 x+10