Elementary Algebra

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

Chapter 2 - Real Numbers - 2.5 - Translating from English to Algebra - Problem Set 2.5 - Page 81: 43


Debra's mother is $2x-3$ years old.

Work Step by Step

In order to get from Debra's age, $x$, to her mother's age, we must first multiply by $2$, because the word "twice" is used. Then, we subtract $3$, because the words "$3$ less than" are used. This leads us to her mother's age, which is $2x-3$ years old.
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