Answer
$\frac{9}{7}$
Work Step by Step
To find slope $m$ of the line passing through $(3, -4), (10, 5)$ we use the formula
$$
m=\frac{y_2-y_1}{x_2-x_1}=\frac{5+4}{10-3}=\frac{9}{7}
.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 8 - Review - Page 317: 21
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