Question

find the sum. enter your answer in standard form.
$(-2n^{3}-8n^{2}+6n+3)+(10n^{3}+7n^{2}-3n-5)$

Explanation:

Step1: Group like terms

$(-2n^3 + 10n^3) + (-8n^2 + 7n^2) + (6n - 3n) + (3 - 5)$

Step2: Combine like terms

$8n^3 - n^2 + 3n - 2$

Answer:

$8n^3 - n^2 + 3n - 2$