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zhuklara [117]
3 years ago
5

Tracy has a cell phone plan that provides 250 free minutes each month for a flat rate of $29.

Mathematics
1 answer:
natali 33 [55]3 years ago
6 0

Answer:

250 minutes with the flat rate of $29.

x\leq 250

x would be the number of minutes called.

x-250

Tracy would be charged by $0.35 per minute.

f(x)=29\\ 0\leq x\leq 250

f(x)=0.35(x-250)+29,\\250\leq x\leq ∞

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