Question

Can anyone help me find the missing coefficient?
2n + (7n + 8) = n + 8

Answer 1

Explanation:

2n + 7n + 8 = n + 8

9n + 8 = n + 8

9n = n

n = 0

Answer 2

n = 0

Explanation:

2n + (7n + 8) = n + 8

2n + 7n + 8 = n + 8

9n + 8 = n + 8

9n -n = 8 - 8

8n = 0

n = 0