Train A Is going at 84 km/hr. After it went for 100 km, B started to go at 72 km/hr. After 0.5 hours they met. What's the distance in between the 2 trains?
They're going towards each other. It has to be in an algebraic formula with X. Please show me the steps, i keep ending up with negatives....

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What grade are you in??

I'm in 6th.. >.<

ok! same here i dont get the question sarry

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