Algebra 1: Common Core (15th Edition)

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

Chapter 5 - Linear Functions - 5-5 Standard Form - Practice and Problem-Solving Exercises: 12

Answer

x-int: 3 y-int: -21

Work Step by Step

In order to find the y-intercept, we plug in 0 for x: $7(0)-y=21 \\\\ y=-21$ In order to find the x-intercept, we plug in 0 for y: $7x-0=21 \\\\ x=3$
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