Question

If n = 7, then 3n + 2 - n =? ​

Answer 1

16

Explanation:

First you need to substitute, 3(7) + 2 - 7 = ? 21 + 2 - 7 = ? 23 - 7 = ? ? = 16

Answer 2

16

Explanation:

3n + 2 - n =

Combine terms

3n-n +2

2n +2

Let n=7

2(7) +2

14+2

16