Question

Subtract: (2x^2-7x+5)-(-6x^2-4x-2)

Answer 1

Answer:

$\large\boxed{D.\ 8x^2-3x+7}$

Step-by-step explanation:

$(2x^2-7x+5)-(-6x^2-4x-2)\\\\=2x^2-7x+5-(-6x^2)-(-4x)-(-2)\\\\=2x^2-7x+5+6x^2+4x+2\qquad\text{combine like terms}\\\\=(2x^2+6x^2)+(-7x+4x)+(5+2)\\\\=8x^2-3x+7$

Answer 2

Answer:

8x^2-3x+7

Step-by-step explanation:

By simplifying the expression.