SOLUTION: two cars 600 km apart travel towards each other at the same time. Car A travels at the rate of x kilometers per hour while car B travels at y kilometers per hour. How far apart wil

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Question 980479: two cars 600 km apart travel towards each other at the same time. Car A travels at the rate of x kilometers per hour while car B travels at y kilometers per hour. How far apart will they be after t hours? (d=rt) Try to write t only once in your formula
Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
x%2By is the rate at which these cars approach each other.

After t hours when t=0 is when both A and B begin their travel,
Letting d be how far apart they are then:
600-%28x%2By%29%2At=d