Answer
x = -15
Work Step by Step
1. Given: 4(x - 9) = 8(x + 3)
2. Apply Distributive Property: 4x - 36 = 8x + 24
3. Add and subtract:-4x = 60
4. Divide: x =-15
5. Check: 4(-15 - 9) = 8(-15 + 3)
-96 = -96, so -15 is a solution.
Intermediate Algebra (12th Edition)
by Lial, Margaret L.; Hornsby, John; McGinnis, Terry
Published by
Pearson
ISBN 10:
0321969359
ISBN 13:
978-0-32196-935-4
Chapter 1 - Section 1.1 - Linear Equations in One Variable - 1.1 Exercises - Page 51: 34
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