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Help! Ayuda! In all the languages please help?

Which equation represents the total cost, c, for any given number of minutes, x?

A) c = 10x

B) c = 10x + 40

C) c = 0.10x

D) c = .10x + 40

1 Answer

3 votes
A) c = 10x is the correct answer
User Strabek
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