Geometry: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281159
ISBN 13: 978-0-13328-115-6

Chapter 7 - Similarity - 7-1 Ratios and Proportions - Practice and Problem-Solving Exercises: 23

Answer

7

Work Step by Step

Given $\frac{3}{5}$=$\frac{6}{x+3}$ Cross Multiply: 3(x+3)=5(6) 3x+9=30 3x=21 x=7
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