Mathematics, 02.02.2021 19:20 Katiecool290

a cell phone charges $40 per month for unlimited calling, and$0.20 per text message sent. If t represents the number of text messages Roxy sent last month, which expression represents the cost of her bill last month before any taxes or additional fees

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a cell phone charges $40 per month for unlimited calling, and$0.20 per text message sent. If t repre...