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posted by sara on Saturday, September 8, 2012 at 12:18pm.
art's age is two thirds cal's age, and bob is three years older than art. the sum of their three ages is 45. find the age of each one
C = 3/2A, B = A+3 A + 3/2A + (A+3) = 45 Solve for A, then B and C.
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