Question

add.
$(2m^{2}+2m+8)+(7m^{2}+m+7)$

Explanation:

Step1: Group like terms

$(2m^2 + 7m^2) + (2m + m) + (8 + 7)$

Step2: Combine $m^2$ terms

$9m^2 + (2m + m) + (8 + 7)$

Step3: Combine $m$ terms

$9m^2 + 3m + (8 + 7)$

Step4: Combine constant terms

$9m^2 + 3m + 15$

Answer:

$9m^2 + 3m + 15$