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26 September, 19:21

Solve the system of equations. 3x + 4y = - 36 y = 2x - 9 (-9, 0) (0, - 9) {}

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  1. 26 September, 19:22
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    3x + 4y = - 36

    y = 2x - 9

    3x + 4 (2x - 9) = - 36

    3x + 8x - 36 = - 36

    11x - 36 = - 36

    11x = 0

    x = 0

    y = 2 (0) - 9

    y = 0-9

    y = - 9

    (0, - 9) is the answer
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