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29 September, 00:22

Use addition or substitution to find the value of y for this set of equations. 2x - 3y = - 15

x = 4y what is the value of y

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  1. 29 September, 00:39
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    Substitute 4y for x.

    2 (4y) - 3y=-15

    8y-3y=-15

    5y=-15

    Dividing by 5, we see that y=-3.
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