SOLUTION: Mike and Bill sell cars for Jangle's Auto. Over the past year they sold 640 cars. Assuming Mike sells 3 times as many as Bill, how many cars did Mike sell?

Algebra ->  Customizable Word Problem Solvers  -> Age -> SOLUTION: Mike and Bill sell cars for Jangle's Auto. Over the past year they sold 640 cars. Assuming Mike sells 3 times as many as Bill, how many cars did Mike sell?       Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 460546: Mike and Bill sell cars for Jangle's Auto. Over the past year they sold 640 cars. Assuming Mike sells 3 times as many as Bill, how many cars did Mike sell?

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
B=x
M=3x
x+3x=640
4x=640
x=160
3x=480