ben walks at a rate of3 miles per hour. he runs at a rate of 6 miles per hour. in one week, the combined distance that he walks
and runs is 210 miles. ben runs for 25 hours. for how many miles does he run?
1 answer:
3W+6R=210
For R:25
3W+6(25)=210
3W=150=210
3W=60
W=30
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