Algebra 1: Common Core (15th Edition)

Published by Prentice Hall
ISBN 10: 0133281140
ISBN 13: 978-0-13328-114-9

Chapter 2 - Solving Equations - 2-2 Solving Two-Step Equations - Practice and Problem-Solving Exercises - Page 92: 57


$4$ hours

Work Step by Step

After looking at the problem, we see it is a equation that we must set up. 8 is the rate. 6 is the one time variable. 38 is the total amount. $8x + 6 = 38$ First, we should subtract both sides by 6. $8x = 32$ Then, we should divide both sides by 4. $x = 4$ WAIT - the variable is hours!
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