Answer :
Answer:
n=7
Step-by-step explanation:
(5n + 7) + n = 2(2n + 1) + 3n -2
(5n + 7) + n = 4n+2+ 3n -2
(5n + 7) + n = 7n
6n + 7 = 7n
7=n or
n=7
Answer:
n=7
Step-by-step explanation:
(5n + 7) + n = 2(2n + 1) + 3n -2
(5n + 7) + n = 4n+2+ 3n -2
(5n + 7) + n = 7n
6n + 7 = 7n
7=n or
n=7