SOLUTION: two cars leave flint at the same time, traveling in opposite directions. The car that is traveling north is moving 9 miles per hour faster than the car traveling south. If the two

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Question 444738: two cars leave flint at the same time, traveling in opposite directions. The car that is traveling north is moving 9 miles per hour faster than the car traveling south. If the two cars are 405 miles apart after 3 hours, find the speed of each car.
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
3x+3(x+9)=405
6x+27=405
6x=378
x=63
x+9=72..