Question 809763: Bill is 5 years less then 3 times charity's age. The sum of there ages is 79. How old is bill and charity? Found 2 solutions by stanbon, richwmiller:Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! Bill is 5 years less then 3 times charity's age. The sum of there ages is 79. How old is bill and charity?
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Equations::
b = 3c - 5
b + c = 79
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Substitite for "b" and solve for "c":
3c-5 + c = 79
4c = 84
c = 21 (Charity's age now)
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Solve for "b":
b + c = 79
b + 21 = 84
b = 63 (Bill's age now)
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Cheers,
Stan H.
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