Answer
$(-1,0)$
Work Step by Step
$y=x+1$
$x^2-y^2=1$
$x^2-y^2=1$
$x^2-(x+1)^2=1$
$x^2-(x*x+x*1+1*x+1*1)=1$
$x^2-(x^2+2x+1)=1$
$x^2-x^2-2x-1=1$
$-2x-1=1$
$-2x-1+1=1+1$
$-2x=2$
$-2x/-2=2/-2$
$x=-1$
$y=x+1$
$y=-1+1$
$y=0$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 13 - Section 13.3 - Solving Nonlinear Systems of Equations - Exercise Set - Page 948: 12
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