Algebra 2 (1st Edition)

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

Chapter 4 Quadratic Functions and Factoring - 4.3 Solve x(squared) + bx + c = 0 - 4.2 Exercises - Mixed Review - Page 258: 75

Answer

7/8

Work Step by Step

Isolating x to solve the equation, we find: $$ -8x=-7 \\ x=\frac{7}{8}$$ Checking: $$-8\times \frac{7}{8} + 7 = 0 \\ -7+7 = 0 \\ 0=0$$
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