Answer
$y=2x$
Work Step by Step
Use the slope formula $m=\frac{y^2-y^1}{x^2-x^1}$ and the point-slope form $y-y_1=m(x-x_1)$ to solve this problem.
Passing through $(1,2)$ and $(5,10)$
$\frac{10-2}{5-1}=2$
$y-2=2(x-1)$
$y-2=2x-2$
$y=2x$
College Algebra (6th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-32178-228-3
ISBN 13:
978-0-32178-228-1
Chapter 2 - Functions and Graphs - Exercise Set 2.3 - Page 255: 25
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