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A cell phone plan costs $20 a month and includes 200 free minutes. Each additional minute costs 5 cents. Assume you use your cell phone for at least 200 minutes a month. If x is the total number of minutes a month, then your total cost C is given by

User Hakank
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1 Answer

10 votes
10 votes

Answer:

c= either $1.00 or $100.00

Explanation:

User VcLwei
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