Answer
$(-3,2)$
Work Step by Step
Here, we have $y=x^2+4x+5$
Now, $x^2+4x+5=x^2+2x-1$
This gives: $2x=-6$
This yields : $x=-3$
when $x=-3$ then we have $y=(-3)^2+4(-3)+5=2$
Hence, our answers are: $(-3,2)$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 7 - Section 7.4 - Systems of Nonlinear Equations in Two Variables - Exercise Set - Page 850: 6
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