Question 1017124: Twice peters age now is the same as tree times his age two years ago, how old is Peter now Found 2 solutions by macston, MathTherapy:Answer by macston(5194) (Show Source):
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P=Peter's age
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2P=3(P-3)
2P=3P-9
9=P
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ANSWER: Peter is 9 years old
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CHECK:
Three years ago Peter was 6.
3 times six is eighteen.
Two times Peter's age now is two times nine or eighteen,
which equals 3 times his age three years ago.
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