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Find the solutions to this system. y= x^2 - 2x - 2 y = 4x +5
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Find the solutions to this system. y= x^2 - 2x - 2 y = 4x +5

User Tuncay Elvanagac
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1 Answer

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x²-2x-2=4x+5
x²-6x-7=0
(x-7)(x+1)=0
x=7, x=-1
if x=7, y=4*7+5=28+5=33 (7,33)
if x=-1, y=-4+5=1 (-1,1)
User Imjohsep
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