Intermediate Algebra (6th Edition)

Published by Pearson
ISBN 10: 0321785045
ISBN 13: 978-0-32178-504-6

Chapter 2 - Section 2.1 - Linear Equations in One Variable - Exercise Set - Page 55: 17

Answer

$x=2$

Work Step by Step

We are given that $5x+12=2(2x+7)$. In order to solve for x, we can first use the distributive property to simplify the right side. $5x+12=2\times(2x+7)=4x+14$ Subtract 12 from both sides. $5x=4x+2$ Subtract 4x from both sides. $x=2$
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