Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 2 - Section 2.3 - Further Solving Linear Equations - Exercise Set: 40

Answer

a = -$\frac{3}{10}$

Work Step by Step

-(4a - 7) - 5a = 10 + a Distribute: -4a + 7 - 5a = 10 + a Combine like terms: -9a + 7 = 10 + a Subtract a from both sides: -10a + 7 = 10 Subtract 7 from both sides: -10a = 3 Divide both sides by -10 a = -$\frac{3}{10}$
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