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Mathematics, 12.05.2021 19:10 Chanselor2743

Two communications companies offer calling plans. With Company​ X, it costs 30 cents to connect and then 3 cents for each minute. With Company​ Y, it costs 15 cents to connect and then 2 cents for each minute. Write and simplify an expression that represents how much more Company X​ charges, in​ cents, for n minutes.

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