SOLUTION: Christine made $156 for 12 hours of work. At the same rate, how much would she make for 9 hours of work?

Algebra ->  Rate-of-work-word-problems -> SOLUTION: Christine made $156 for 12 hours of work. At the same rate, how much would she make for 9 hours of work?      Log On


   

Question 919437: Christine made $156 for 12 hours of work.
At the same rate, how much would she make for
9 hours of work?
Found 2 solutions by rfer, ewatrrr:
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
156/12=x/9
12x=9*156
12x=1404
x=1404/12
x=$117

Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
156%2F12+=+S%2F9| Cross Multiplying to solve
12S = 9•156
S = 9•156/12 = $117