Answer
x = 15.3
Work Step by Step
1000(7x - 10) = 50(412 + 100x)
Distribute:
7000x - 10,000 = 20,600 + 5000x
Subtract 5000x from both sides:
2000x - 10,000 = 20,600
Add 10,000 to both sides:
2000x = 30,600
Divide both sides by 2000:
x = 15.3
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 2 - Section 2.3 - Further Solving Linear Equations - Exercise Set - Page 121: 87
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