SOLUTION: a son is one-half as old as his farther. the sum of their ages is 72 years. what is the age of each?

Question 394208: a son is one-half as old as his farther. the sum of their ages is 72 years. what is the age of each?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
a son is one-half as old as his father. the sum of their ages is 72 years. what is the age of each?
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Equations:
s = (1/2)f
s+f = 72
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Substitute for "s" and solve for "f":
(1/2)f+f = 72
(3/2)f = 72
f = (2/3)72
f = 48
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Solve for "s"
s = (1/2)f
s = 24
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Cheers,
Stan H.
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