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6 June, 16:43

Which represents the solution (s) of the system of equations, y = x^2 - 2x - 15 and y = 8x - 40? Determine the solution set

algebraically

(-5, - 80)

(5.0)

(5,0) and (-5, - 80)

no solutions

+1
Answers (1)
  1. 6 June, 17:11
    0
    I can't English language better but I think this is the correct answer

    Step-by-step explanation:

    8x-40=x^2-2x-15

    0=x^2-10x+25

    0=x^2-5x-5x+25

    0=x (x-5) - 5 (x-5)

    0 = (x-5) (x-5)

    ::x=5
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