Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 7 - Section 7.4 - Adding and Subtracting Rational Expressions with Different Denominators - Exercise Set: 74


The solution is -4

Work Step by Step

2(3x+1)+15=-7 6x+2+15=-7 6x+17=-7 6x+17-17=-7-17 6x=-24 x=-4 The solution is -4 Check Let x= -4 2(3x+1)+15=-7 2[3(-4)+1]+15=-7 2(-12+1)+15=-7 2(-11)+15=-7 -22+15=-7 -7=-7
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