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16-12-2017
Mathematics

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Your cell phone charges $20 a month plus $0.50 per text message . Write and graph a equation that shows how your total bill depends on the number of text message sent.

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icanspell11elep0yxy0 icanspell11elep0yxy0

16-12-2017

20+0.50x
20 dollar fee, 0.50 per text, x represents an unknown number

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