SOLUTION: three-quarters of mike's money was spent at the electronics store. he had $10 left. how much money did mike have before?

Algebra ->  Customizable Word Problem Solvers  -> Finance -> SOLUTION: three-quarters of mike's money was spent at the electronics store. he had $10 left. how much money did mike have before?      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1021470: three-quarters of mike's money was spent at the electronics store. he had $10 left. how much money did mike have before?
Answer by fractalier(6550) About Me  (Show Source):
You can put this solution on YOUR website!
Well, if he spent 3/4 of his money, then 1/4 of it is left. Thus the ten dollars he has left over is 1/4 of what he started with, right? Call that amount x. We write
(1/4)x = 10
Now multiply by four and get
x = $40