Algebra 2 (1st Edition)

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

Chapter 4 Quadratic Functions and Factoring - 4.5 Solve Quadratic Equations by Finding Square Roots - 4.5 Exercises - Mixed Review - Page 271: 53



Work Step by Step

$3x+4$=$ 13\qquad$ ...add $-4$ to each side. $ 3x+4-4=13-4\qquad$ ...simplify. $ 3x=9\qquad$ ...divide each side with $3$. $x=3$
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