SOLUTION: Bob is 41 years old and his son is 9. In how many years will Bob be three times as old as his son?

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: Bob is 41 years old and his son is 9. In how many years will Bob be three times as old as his son?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1008897: Bob is 41 years old and his son is 9. In how many years will Bob be three times as old as his son?
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Let x be the number of years...so that
41 + x = 3(9 + x)
41 + x = 27 + 3x
Now subtract x and subtract 27 and get
14 = 2x
x = 7 years