SOLUTION: The sum of a number and twice that number is 15. What is that number?

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Question 414195: The sum of a number and twice that number is 15. What is that number?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
The sum of a number and twice that number is 15. What is that number?
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x + 2x = 15
3x = 15
x = 5 "that number".
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Cheers,
Stan H.
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