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6 July, 08:35

1) 4x + 3y = - 8

-8x + y = - 12

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  1. 6 July, 08:55
    0
    x = 1, y = - 4

    Step-by-step explanation:

    4x + 3y = - 8

    -8x + y = - 12

    x - - 8-3y/4

    -8 x 8-3y/4 + y = - 12

    y = - 4

    Substitute y = -4 to find x = -8 - 3y/4

    substitute 4 for y

    -8-3 (-4) / 4

    -8+12/4 = 4/4 = 1

    =1
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