How far away can a boy ride on a bicycle if he rides away at 10 kilometers per hour and returns at 9 kilometers per hour? The en tire trip takes 9.5 hours.
1 answer:
Alright, so he went the same distance there and back, but at different speeds
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I believe the answer is “A”
Answer:
what do you need? ^-^ I can help you
Hello :
7x^2+x+9 - (<span>3x^2+4x-5)
