SOLUTION: two cars start at the same place and time, and travel in opposite directions. One car is traveling 15kph faster than the other. After 5 hours, the two cars are 275 km apart. Find t

Algebra ->  Algebra  -> Coordinate Systems and Linear Equations  -> Linear Equations and Systems Word Problems -> SOLUTION: two cars start at the same place and time, and travel in opposite directions. One car is traveling 15kph faster than the other. After 5 hours, the two cars are 275 km apart. Find t      Log On

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Question 270961: two cars start at the same place and time, and travel in opposite directions. One car is traveling 15kph faster than the other. After 5 hours, the two cars are 275 km apart. Find the speed of each car.
Answer by rfer(12730) About Me  (Show Source):
You can put this solution on YOUR website!
x+x+15=275/5
2x+15=55
2x=40
x=20 mph
x+15=35 mph