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? asked in Science & MathematicsMathematics · 6 years ago

If ON= 4x-3, LM= 7x+6, NM=x+4, and OL= 9y+8, find the values of x and y for which LMNO must be a parallelogram?

I have the answers i just don't know how to solve the problem. x=-3, y=-7/9. Can someone please explain how to do it?

1 Answer

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  • alex
    Lv 7
    6 years ago

    7x+6=4x-3

    x=-3

    9y+8=x+4=1

    y=-7/9

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