Answer
y = 2x+7
Work Step by Step
Pick two points: (0,7) and (2,11)
Find the slope using ($y_{2}-y_{1})$ $\div$ $(x_{2}-x_{1})$:
$(11-7) \div (2-0)$
$=4\div2$
= 2 = m
y=mx+b
y=2x+b
11=2(2)+b
11=4+b
7=b
And so the line is y = 2x+7
Intermediate Algebra: Connecting Concepts through Application
by Clark, Mark; Anfinson, Cynthia
Published by
Brooks Cole
ISBN 10:
0-53449-636-9
ISBN 13:
978-0-53449-636-4
Chapter 1 - Linear Functions - 1.5 Finding Equations of Lines - 1.5 Exercises - Page 76: 39
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