SOLUTION: Two cars leave towns 850 kilometers apart at the same time and travel toward each other. One car's rate is 12 kilometers per hour more than the other's. If they meet in 5 hours, wh

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Question 718041: Two cars leave towns 850 kilometers apart at the same time and travel toward each other. One car's rate is 12 kilometers per hour more than the other's. If they meet in 5 hours, what is the rate of the faster car?
Do not do any rounding.

Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
Cars__________________rate______________time____________distance
Fast car______________r_________________5_______________r*5
Slower car___________r-12_______________5_______________(r-12)*5
Total___________________________________________________850

highlight%285r%2B5%28r-12%29=850%29, Solve for r, the rate of the faster car.