Answer
See below.
Work Step by Step
Since $x^2$ has the same coefficients in both equations, we need to multiply the second one by $-1$, then we get: $(x^2+y^2)-(x^2-y)=13-7\\x^2+y=6$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 5 - Systems of Equations and Inequalities - Concept and Vocabulary Check - Page 558: 5
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