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18 November, 21:28

chitchat wireless charges $0.30 per minute plus a monthly base fee. In september, maggie used 120 minutes and her bill was $51. Write and solve an equation to find the cost if Maggie uses 165 minutes in october.

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  1. 18 November, 22:33
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    Answer: 120 (.3) + x = 51

    165 (.30) + x=y

    y = 64.5

    Step-by-step explanation:

    120 (.30) + x = 51 is the first equation. Solve it and get 15 for x which is the base fee.

    Plug it into 165 (.30) + 15 = y to get her October cost.
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