Answer:
n = -7
Explanation:
3n - 7 = 6n - 2n
Simplify
3n - 7 = 4n
Subtract 3n from 4n
-7 = n
Check
3(-7) - 7 = -28
6(-7) - 2(-7) = -28
Answer: n=-7
3n-7=6n-2n
3n-7=4n
-7=n
n=-7
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