SOLUTION: Find a number whose product with eight is the same as its sum with twenty-one.

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Question 713439: Find a number whose product with eight is the same as its sum with twenty-one.
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Find a number whose product with eight is the same as its sum with twenty-one.
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Equation:
8x = x+21
7x = 21
x = 3
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Cheers,
Stan H.
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