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17 July, 19:59

Beth made wristbands and belts for a craft sale. She sold 30 of these items. Each Wristband sold for $5.50. Each belt sold for $8.75. It's Beth made $204 at the craft sale, how many wristbands did she sell? How many belts did she sell? Write and solve a system of equations to solve the problem. Show your work.

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  1. 17 July, 20:21
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    W+b=30

    5.50w+8.75b=204

    Use simultaneous equations to solve. Replace w with 30-b and plug into the second equation.

    5.50 (30-b) + 8.75b=204

    165-5.5b+8.75b=204

    3.25b=39

    b=12

    She sold 12 belts.
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