Answer
$(5,-1)$
Work Step by Step
Adding twice the $2^{nd}$ equation to the first gives us,$
2x-2x-4y-y =5$
$$-5y = 5$$
$$y = -1$$
Plugging that back in,
$$-x-2*(-1) = -3$$
$$-x=-5$$
$$x=5$$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 9 Quadratic Relations and Conic Sections - Prerequisite Skills - Page 612: 11
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