SOLUTION: Solve the problem below. Show your solution. A father is now 9 times as old as his son. In 3 years, the father’s age will be 5 times the son’s age. How old is the son now?

Question 1176191: Solve the problem below. Show your solution.
A father is now 9 times as old as his son. In 3 years, the father’s age will be 5 times the son’s age.
How old is the son now?
Answer by ikleyn(52786) (Show Source): You can put this solution on YOUR website!
.


Father  9x

Son      x



In 3 years

    9x + 3 = 5*(x+3)


Simplify and solve

    9x + 3 = 5x + 15

    9x - 5x = 15 - 3

      4x    =    12

       x    =    12/4 = 3.


ANSWER.  The son is 3 years old.  The father is 9*3 = 27 years old.

Solved, explained, answered and completed.

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