SOLUTION: Sally and Bill work at different jobs. Sally earns $12 per hour and Bill earns $10 per hour. They each earn the same amount per week but Bill works 3 more hours. How many hours a

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Question 257821: Sally and Bill work at different jobs. Sally earns $12 per hour and Bill earns $10 per hour. They each earn the same amount per week but Bill works 3 more hours. How many hours a week does Bill work?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
12x=10(x+3)
12x=10x+30
2x=30
x=15 for Sally
x+3=18 hours for Bill
check
12*15=10*18
2*6*3*5=2*5*3*6
You can see the same factors.
ok