Precalculus (10th Edition)

Published by Pearson
ISBN 10: 0-32197-907-9
ISBN 13: 978-0-32197-907-0

Appendix A - Review - A.6 Solving Equations - A.6 Assess Your Understanding - Page A51: 43

Answer

$\{21\}$

Work Step by Step

Cross multiply. $3(x+5)=2(2x-3)$ Use distributive property. $3x+15=4x-6$ Add $-3x+6$ to both sides. $3x+15-3x+6=4x-6-3x+6$ Simplify. $21=x$ Hence, the solution to the equation is $\{21\}$.
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