Since the line is raising the slope is positive.
Next, find the slope.
Substitute 16 for y2, 87 for y1, 82 for x2, and 65 for x1 in slope formula.
(subtract: )
Slope is positive and slope is .
![\"slope](\"http://c4anything.com/userfiles/image/Library/slope_of_a_line.gif\")
![\"\"](\"http://c4anything.com/userfiles/image/steps_images/step1.JPG\")
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(subtract: ![\"\"](\"/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e5560d43bce327865bc53edbe3e0ddd4.png\")
)![\"\"](\"http://c4anything.com/MathKey/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1e28ca92302ad83c51df1fc032c47b99.png\")
![\"\"](\"http://c4anything.com/userfiles/image/steps_images/solution.JPG\")
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.