SOLUTION: nine more than the product of eight and M is the same as three times the sum of M and thirteen

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Question 411880: nine more than the product of eight and M is the same as three times the sum of M and thirteen
Answer by rfer(16322) About Me  (Show Source):
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8m+9=3(13+m)
8m+9=39+3m
5m=30
m=6
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8*6+9=39+18
57=57