SOLUTION: which ordered pair is a solution of the equation {{{y=x^2-4}}} and {{{y=-2x-1}}}

Algebra ->  Systems-of-equations -> SOLUTION: which ordered pair is a solution of the equation {{{y=x^2-4}}} and {{{y=-2x-1}}}      Log On


   

Question 724691: which ordered pair is a solution of the equation y=x%5E2-4 and y=-2x-1
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Set the two right hand sides equal to each other, simplify to standard form, and then solve the resulting quadratic equation. Find one of your two roots in your list of answers that you were too lazy to share.

John

Egw to Beta kai to Sigma
My calculator said it, I believe it, that settles it
The Out Campaign: Scarlet Letter of Atheism