Raymond B. answered • 10/30/20
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Math, microeconomics or criminal justice
B=3J
B-4 = 4(J-4) = 4J-16
3J -4 = 4J -16
J = 12
B = 36
Mohave M.
asked • 10/30/20find age problem
bob is now 3 times as old as jack. Four years ago, bob was 4 times as old as jack was then. Find their present ages.
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