Question

simplifique reduzindo os termos semelhantes
2x+7y-8x-(-6x+5y-10x^2

Answer 1

$2x+7y-8x-(-6x+5y-10x^2)=\\2x+7y-8x+6x-5y+10x^2=\\2x-8x+6x+7y-5y+10x^2=\\-6x+6x+7y-5y+10x^2=\\7y-5y+10x^2=\\2y+10x^2$