Question

Add.(- 2m² - 2m + 1) + (8m + 7)

Answer 1

-2m^2+6m+8

Step-by-step explanation:

-2m^2-2m+1+8m+7

-2m^2+6m+1+7

-2m^2+6m+8

I just combined like terms

Answer 2

Adding the expressions gives;

`-2m^2+6m+8`

Step-by-step explanation:

Given the expression;

`(-2m^2-2m+1)+(8m+7)`

We want to add the expressions;

`\begin{gathered} -2m^2-2m+1+8m+7 \\ \text{rearranging and simplifying;} \\ -2m^2-2m+8m+1+7 \\ -2m^2+6m+8 \end{gathered}`

Therefore, adding the expressions gives;

`-2m^2+6m+8`