SOLUTION: joan and maria earn money by babysitting. if joan earns twice as much as maria, and the two girls earn a total of $40,how much does maria earn?

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Question 286852: joan and maria earn money by babysitting. if joan earns twice as much as maria, and the two girls earn a total of $40,how much does maria earn?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
j+m=40
j=2m
3m=40
m=40/3
m=13.33
j=26.67