Intermediate Algebra: Connecting Concepts through Application

Published by Brooks Cole
ISBN 10: 0-53449-636-9
ISBN 13: 978-0-53449-636-4

Appendix A - Basic Algebra Review - A Exercises - Page A-15: 73



Work Step by Step

Step 1: $\frac{2}{3}x-5=4$ Step 2: Add 5 to both sides: $\frac{2}{3}x-5+5=4+5$ Step 3: $\frac{2}{3}x=9$ Step 4: Multiply both sides by 3: $\frac{2}{3}x\times3=9\times3$. Step 5: $2x=27$ Step 6: Divide both sides by 2: $\frac{2x}{2}=\frac{27}{2}$. Step 7: $x=\frac{27}{2}$
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