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6 February, 23:01

Y = - x - 1 y = - 2x + 7 find x and y

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  1. 6 February, 23:08
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    Step-by-step explanation:

    Y = - x - 1 ... (1)

    y = - 2x + 7 ... (2)

    Equating the two equations

    -x - 1 = - 2x + 7

    -x + 2x = 7+1

    x = 8

    Putting x in (1)

    y = - 8 - 1

    y = - 9
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