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4 September, 22:20

If 7x=3y and 5y=7z then X/Z?

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  1. 5 September, 01:06
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    3/5=x/z

    Step-by-step explanation:

    7x=3y

    7 (3) = 3 (7)

    21=21

    5y=7z

    5 (7) = 7z (plug in the seven from the first step)

    35=7z

    then divide both sides by 7

    5=z

    therefore, X/Z=3/5
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