Question

Evaluate the expression -3(n + 7) + 5 using n=5

Answer 1

-31

Explanation:

First you distribute

(-15-21)+5

Then you add and subtract from left to right.

-36+5

-31 is your answer

Answer 2

First substitute the n=5 with N
-3(5+7)+5
Then it’s just simple steps. Distribute the -3 by the numbers in the parentheses.
-15-21+5
The add them all
You will get -31