Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 3 Linear Systems and Matrices - 3.3 Graph Systems of Linear Inequalities - 3.3 Exercises - Mixed Review - Page 173: 48

Answer

$x=4$ $y=9$

Work Step by Step

Given: $y=4x-7$ Using substitution: $-5x + 4x-7=-11$ Simplify: $-x=-4$ $x=4$ Solve for y: $y=4(4)-7=9$
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