SOLUTION: Using the method of substitution find the value of x and y. y = x^2 - 2x -6 y = x^2 - 4

SOLUTION: Using the method of substitution find the value of x and y. y = x^2 - 2x -6 y = x^2 - 4

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Question 870565: Using the method of substitution find the value of x and y.
y = x^2 - 2x -6
y = x^2 - 4
Answer by josgarithmetic(39627) (Show Source): You can put this solution on YOUR website!
Equate the two expressions for y. You quickly find .
x=-1.
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