CrystalLiquid CrystalLiquid

30-08-2016
Mathematics

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If a car travels at a speed of 25 mi/h for t hours, then travels 45 mi/h for m hours, what does the expression 25t + 45m represent?

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jacobshepard759 jacobshepard759

30-08-2016

It represents the amount of time driven at 25 mph plus the amount of time driven at 45 mph.

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