Question 957638: I decrease a certain number by two fifths of itself, and it becomes one more than half its original value. What is the number? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! I decrease a certain number by two fifths of itself, and it becomes one more than half its original value. What is the number?
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Equation:
x - (2/5)x = (x/2)+1
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(3/5)x - (1/2)x = 1
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(6+5)/10x = 1
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(11/10)x = 1
x = 10/11
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Cheers,
Stan H.
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