Algebra 2 (1st Edition)

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

Chapter 3 Linear Systems and Matrices - 3.2 Solve Linear Systems Algebraically - 3.2 Exercises - Skill Practice - Page 164: 12

Answer

$$y=\frac{1}{4},\:x=\frac{5}{8}$$

Work Step by Step

Solving the equation using substitution, we find: $$8\cdot \frac{1+y}{2}+4y=6 \\ y=.25$$ Thus: $$x=\frac{1+\frac{1}{4}}{2}=\frac{5}{8}$$
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