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6 October, 18:49

6x-4y=-24

4x-8y=-32

What is the ordered pair for both of them?

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  1. 6 October, 19:02
    0
    Multiply the first equation by - 2 to eliminate a variable so it becomes:

    -12x+8y=48

    4x-8y=-32

    Add them together.

    -8x=16

    x=-2

    Plug it in one equation.

    6 (2) - 4y=-24

    12-4y=-24

    -4y=-12

    y=3

    Ordered pair is: (-2,3)
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