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math exam tommrow review

the ABC cell phone company offers a plan that includes a flat rate fee of $29 per month plus a $0.12 charge per minute.write an equation to find C, the total monthly cost for m mintues. then solve the equation for m=50. please show work.

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  1. C = 29 + 0.12 m
    is the equation.

    Substitute 50 for m and solve for C

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  2. M=35

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  3. C = 29+0.12m; C = 35

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