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26 August, 12:51

Solve the following quadratic-linear system of equations

Y=x^2-8x+19

Y=2x-6

A) (-5,-2) and (-4,1)

B) (4,2) and (3,5)

C) (4,-6) and (2,5)

D) (5,4)

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Answers (1)
  1. 26 August, 13:12
    0
    It's D, (5, 4).

    Step-by-step explanation:

    Substitute the second equation for y in the first equation:-

    2x - 6 = x^2 - 8x + 19

    x^2 - 10x + 25 = 0

    (x - 5) ^2 = 0

    x = 5 (multiplicity 2).

    So y = 2 (5) - 6 = 4
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