Homework Help: math

Posted by Thanh on Monday, September 20, 2010 at 10:02pm.

Adam is 3 times as old as Cynthia and Fred is 16 years younger than Adam. One year ago, Adam's age was twice the sum of Cynthia's and Fred's age. Find their present age.

math - bobpursley, Monday, September 20, 2010 at 10:03pm
A=3C
F=A-16
A-1=2(C-1+F-1)

can you take it from here?

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