algebra1

One number is 6 less than another. If 10 times the smaller number minus 4 times the larger number is 12, find the two numbers.

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  1. y-6=x
    10x-4y=12

    plug first equation into second equation:
    10(y-6)-4y=12
    10y-60-4y=12
    6y=72
    y=12

    12-6=x
    x=6

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    posted by Bobby

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