SOLUTION: You are 54 years old, your mother is 80, how many years ago was she 3 times your age?

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Question 759104: You are 54 years old, your mother is 80, how many years ago was she 3 times your age?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
You are 54 years old, your mother is 80, how many years ago was she 3 times your age?
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80-x = 3(54-x)
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80-x = 162 - 3x
2x = 82
x = 41
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80-41 = 38
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54-41 = 13
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Notice that 39 = 3*13
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Cheers,
Stan H.
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