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23 June, 14:38

Y=3x-4; y=4+x substitution

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  1. 23 June, 14:55
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    Step-by-step explanation:

    3x-4=4+x

    3x-x=4+4

    2x=8

    x=8/2=4

    x=4

    Y=4+4

    Y=8
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