Answer
$y=-1000x+13000$
Work Step by Step
First, find the slope.
$m=\frac{8000-10000}{5-3}=\frac{-200-}{2}=-1000$
Now, substitute the slope and an ordered pair into y=mx+b.
$y=mx+b$
$10000=-100(3)+b$
$b=13000$
$y=-1000x+13000$
Intermediate Algebra (6th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321785045
ISBN 13:
978-0-32178-504-6
Chapter 3 - Section 3.5 - Equations of Lines - Exercise Set - Page 174: 78a
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