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11 February, 05:58

solve the system of equations y = 5x + 32 y = - 4x - 22 a. (6, 2) c. (-6, 2) b. (-6, - 2) d. No solution

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  1. 11 February, 06:50
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    A) y = 5x + 32

    B) y = - 4x - 22

    We multiply B) by - 1

    B) - y = 4x + 22 then we add it to A)

    A) y = 5x + 32

    9x + 54 = 0

    x = - 6

    Substituting x = - 6 into A) we get

    A) y = 5*-6 + 32

    y = 2

    Answer is c. (-6, 2)

    (You've typed b. and c. out of order
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