#### Answer

m=0
The line is horizontal.

#### Work Step by Step

m=$\frac{y_2-y_1}{x_2-x_1}$
m=$\frac{-2-(-2)}{3-4}$
m=$\frac{-2+2}{-1}$
m=$\frac{0}{-1}$
m=0
The slope is 0 so the line is horizontal.

Published by
Pearson

ISBN 10:
0-13417-805-X

ISBN 13:
978-0-13417-805-9

m=0
The line is horizontal.

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