Algebra 2 (1st Edition)

Published by McDougal Littell
ISBN 10: 0618595414
ISBN 13: 978-0-61859-541-9

Chapter 2 Linear Equations and Functions - 2.5 Model Direct Variations - 2.5 Exercises - Mixed Review - Page 111: 61


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Work Step by Step

Gıven: $5x+8y=40$ $8y=40-5x$ $y=5-\frac{5}{8}x$ The y-intercept is 5. Plot a point $(0,5)$. Find the x-intercept: $0=5-\frac{5}{8}x$ $\frac{5}{8}x=5$ $x=8$ Plot another point $(8,0)$. Draw a line through 2 points.
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