Question

question
perform the operation.
\\((8x^2 + 3x - 4) + (-2x^2 + 8x)\\)

Explanation:

Step1: Remove parentheses

$8x^2 + 3x - 4 - 2x^2 + 8x$

Step2: Combine $x^2$ terms

$8x^2 - 2x^2 = 6x^2$

Step3: Combine $x$ terms

$3x + 8x = 11x$

Step4: Keep constant term

$-4$

Answer:

$6x^2 + 11x - 4$