Find the value of x and y so that both proportions will be correct: x/y = 3/8 and y/25 = 6.4/5

Question

Find the value of x and y so that both proportions will be correct: x/y = 3/8 and y/25 = 6.4/5

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Hải Đăng 6 months 2021-08-25T08:10:13+00:00 1 Answers 8 views 0

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  1. Maris
    0
    2021-08-25T08:11:52+00:00
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    Answer:

    x = 12 and y = 32

    Step-by-step explanation:

    \frac{y}{25}=\frac{6.4}{5}\\\\\y=\frac{6.4}{5}*25\\\\y=6.4*5\\\\y=32

    \frac{x}{y}=\frac{3}{8}

    Plug in the value of y

    \frac{x}{32}=\frac{3}{8}\\\\x*8=3*32\\x=\frac{3*32}{8}\\\\x=3*4\\\\x=12\\

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