Answer
$f(x)=1/2*x+7/2$
Work Step by Step
$m=1/2$, goes through $(-1,3)$
$y=mx+b$
$3=1/2*-1+b$
$3=-1/2+b$
$3+1/2=-1/2+b+1/2$
$7/2=b$
$y=1/2*x+7/2$
$f(x)=1/2*x+7/2$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 9 - Cumulative Review - Page 676: 10
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