Answer
x=27
Work Step by Step
$\frac{5}{9}=\frac{15}{x}$ use cross multiplication
$5x=15\times9$ divide both sides by 5
$5x\div5=135\div5$
$x=27$
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 2 - Solving Equations - 2-7 Solving Proportions - Lesson Check - Page 127: 2
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