Answer
{$-5$}
Work Step by Step
Step 1: $9x-4=7(x-2)$
Step 2: $9x-4=7x-14$
Step 3: $9x-7x=-14+4$
Step 4: $2x=-10$
Step 5: $x=-\frac{10}{2}=-5$
Therefore, the solution set is {$-5$}.
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 10 - Section 10.5 - Rationalizing Numerators and Denominators of Radical Expressions - Exercise Set - Page 719: 74
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