Finite Math and Applied Calculus (6th Edition)

Published by Brooks Cole
ISBN 10: 1133607705
ISBN 13: 978-1-13360-770-0

Chapter 1 - Section 1.3 - Linear Functions and Models - Exercises - Page 90: 23

Answer

$-\frac{4}{3}$

Work Step by Step

$4x+3y=7$ $3y=7-4x$ $y=\frac{7}{3}-\frac{4}{3}x$ The slope is the coefficient of x (in $y = mx + b$ form) and is the rise over the run (or the change in y over the change in x). Now the coefficient of x is $-\frac{4}{3}$, so this is the slope.
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