Answer: n=66
Explanation:
2n -2 = n + 64 subtract 1n on both sides
- n - n The n’s cancel out
————————
1n - 2 = 64 Add 2 on both sides
+2 +2 The 2’s cancel out
——————-
1n = 66 Divide 1 on both sides
—- ——
1 1 The 1’s cancel out
n= 66
Check it :
2(66) - 2 = 66 + 64
132 - 2 = 130
130 = 130