Question 1196680
Peter's brother, clement is seven years younger than he is. Twenty years ago, Clement's age was only three-quarters of Peter's age. How old is Clement now
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P = C - 7
P-20 = (3/4)*(C - 20)
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C-7 - 20 = (3/4)*(C-20)
C - 27 = (3/4)*(C-20)
4C - 108 = 3C - 60
C = 48