SOLUTION: Carl's age one year ago is three-fourths his age twelve years hence.

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Question 1169353: Carl's age one year ago is three-fourths his age
twelve years hence.
Answer by ikleyn(52802) About Me  (Show Source):
You can put this solution on YOUR website!
.

    x-1 = %283%2F4%29%2A%28x%2B12%29


Multiply both sides by 4 and then simplify


    4x - 4  = 3x + 36

    4x - 3x = 36 + 4

       x    = 40.


ANSWER.  Carl is 40 years old.

Solved.