Question

What is the value of n in the equation 3n + 2(n + 2) = 9n + 12?​

Answer 1

Answer:   -2

Step-by-step explanation:

3n + 2(n + 2) = 9n + 12

3n + 2n + 4 = 9n + 12

5n + 4 = 9n + 12

-4n + 4 = 12

-4n = 8

n = -2