SOLUTION: It is Erica's birthday. She is 11.It is also John's birthday. In two years,John with be 3 times as old as Erica. Which expression shows John's age today?

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: It is Erica's birthday. She is 11.It is also John's birthday. In two years,John with be 3 times as old as Erica. Which expression shows John's age today?       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 1165026: It is Erica's birthday. She is 11.It is also John's birthday. In two years,John with be 3 times as old as Erica. Which expression shows John's age today?

Answer by Boreal(15235) About Me  (Show Source):
You can put this solution on YOUR website!
Erica is 11
John is now x
in two years Erica will be 13, and John will be 39.
39-2=x
He will be 37
it can also be done, by (11+2)*3-2=John's age now