Algebra 1

Published by Prentice Hall
ISBN 10: 0133500403
ISBN 13: 978-0-13350-040-0

Chapter 1 - Foundations for Algebra - 1-2 Order of Operations and Evaluating Expressions - Practice and Problem-Solving Exercises: 51

Answer

3

Work Step by Step

We substitute the values in. We have $\frac{3(5)+6}{(7)}$. To simplify the numerator, do the multiplication first, and then the addition. We have $\frac{3(5)+6}{(7)}=\frac{15+6}{7}=\frac{21}{7}=3$
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