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Solve this equation 9+7n=-2+2(n-7)
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Solve this equation
9+7n=-2+2(n-7)

User Tatsuyuki Ishi
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1 Answer

2 votes
The answer is n= -5

9 + 7n = -2 + 2(n-7)
9 + 7n = -2 + 2n - 14
9 + 7n = -16 + 2n
9 + 7n - 2n = -16
7n - 2n = -16 - 9
5n = -16 - 9
5n = -25
n = -5
User Toyota Supra
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