Question

What is the value of n in the equation 3n + 2(n + 2) = 9n + 12?
A. −4
B. −2
C. 2
D. 4

Answer 1

3n+2n+4=9n+12
5n+4=9n+12
4-12=9n-5n
-8=4n
Divide both sides by 4
n=-2

Answer 2

Answer:

-2 :D

Step-by-step explanation: