Algebra 1

by Hall, Prentice

Published by Prentice Hall

ISBN 10: 0133500403

ISBN 13: 978-0-13350-040-0

Chapter 2 - Solving Equations - Chapter Review - 2-7 and 2-8 Solving Proportions and Using Similar Figures - Page 155: 46

Answer

a = 1.6

Work Step by Step

$\frac{6}{15}$ = $\frac{a}{4}$ First, use the Cross Products Property. 6(4) = 15a Simplify the left side of the equation. 24 = 15a To find a, divide both sides of the equation by 15. $\frac{24}{15}$ = $\frac{15a}{15}$ 1.6 = a

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