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19 November, 07:29

Given the system of equations, what is the y-coordinate of the solution?5x - 4y = 7x = 5 - y

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  1. 19 November, 07:52
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    5x - 4y = 7

    x = 5 - y

    5 (5 - y) - 4y = 7

    25 - 5y - 4y = 7

    -5y - 4y = 7 - 25

    -9y = - 18

    y = - 18/-9

    y = 2 < = = y coordinate is 2
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