SOLUTION: two friends live 1.5 miles apart along the same road. If they walk toward each other at rates that differ by 1/2 mph and meet 12 min later, how fast is each person walking? I ju

Question 782907: two friends live 1.5 miles apart along the same road. If they walk toward each other at rates that differ by 1/2 mph and meet 12 min later, how fast is each person walking?
I just need help setting up the equation.
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
12 minutes is hour, of an hour.

The sum of the walking distances done must be 1.5 miles.
one rate is r and the other rate is .
The time that each friend walks is the same, h, in hours.
basic idea

We know that h=1/5 hour, so substitute this:

Try doing all as decimals.

miles per hour
The other friend walks at 4.5 miles per hour.
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