Jackson001 asks:

word problems using variables

a train covers a distance of 720km at a speed of x km/h.  On the return journey it travels at an average speed of y km/h and completes the whole journey in an hour less.  if the speed during the return journey was 10km/h more, what were the speeds in m/s
In Topics: Helping my child with school work and home work
> 60 days ago



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