Algebra 1: Common Core (15th Edition)

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

Chapter 5 - Linear Functions - 5-3 Slope-Intercept Form - Practice and Problem-Solving Exercises - Page 312: 34



Work Step by Step

The Y-intercept is -5 because it is 5 dollars off because of the coupon. The slope is 7.5 because that is the cost per yard. m=7.5 and b=-5. So y=7.5x-5. Graph:
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