Answer
x = 11
Work Step by Step
$\frac{-2}{x-1}$ = $\frac{-3}{x+4}$
To solve this equation, we equate the cross products.
-2 $\times$ (x + 4) = -3 $\times$ (x-1)
Use the distributive property.
-2x -8 = -3x + 3
-2x + 3x = 3 + 8
x = 11
Elementary Algebra
by Kaufmann, Jerome; Schwitters, Karen;
Published by
Cengage Learning
ISBN 10:
1285194055
ISBN 13:
978-1-28519-405-9
Chapter 4 - Proportions, Percents, and Solving Inequalities - Chapters 1-4 Cumulative Review Problem Set - Page 186: 36
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