Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 2 - Real Numbers - 2.2 - Addition and Subtraction of Rational Numbers - Problem Set 2.2: 30

Answer

-2/3

Work Step by Step

In order to add or subtract fractions, we start by making a common denominator (bottom of the fraction). Thus, we multiply -3/11 by 3/3 to obtain: $-\frac{9}{33}$-($\frac{13}{33}$)=-$\frac{22}{33}=-2/3$.
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