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30 January, 09:50

Cody spent $144 on shirts. fancy shirts cost $23 and plain shirts cost $13. if he bought a total of 8 then how many of each kind did he buy?

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  1. 30 January, 11:23
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  2. 30 January, 12:39
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    Let's say he bought x fancy shirts and y plain shirts

    x+y=8→y=8-x

    23x+13y=144

    23x+13 (8-x) = 144

    23x+104-13x=144

    10x=40

    x=4

    he bought 4 fancy shirts

    8-4=4

    he bought 4 plain shirts
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