Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 3 - Section 3.3 - Intercepts - Exercise Set - Page 223: 31

Answer

Please see the graph.

Work Step by Step

$x+8y=8$ Let $x=0$ (y-intercept) $x+8y=8$ $0+8y=8$ $8y=8$ $8y/8 = 8/8$ $y=1$ $(0,1)$ Let $y=0$ (x-intercept) $x+8y=8$ $x+8*0=8$ $x+0 = 8$ $x=8$ $(8,0)$ Let $y=-1$ $x+8y=8$ $x+8*-1=8$ $x-8=8$ $x=16$ $(16, -1)$
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