Mathematics, 31.08.2019 14:00 kienzie1
There were 400 lb of coal at a factory. every day, 50 pounds were used. express by a formula the dependence of the quantity of coal, p, in pounds, on time, t, in days.
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There were 400 lb of coal at a factory. every day, 50 pounds were used. express by a formula the dep...
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