The expression is .
§ Start at zero.
§ Move 8 units to the right.
§ From there, move 5 units to the left. \ \
Rewrite the expression,
(Add: )
The solution is, .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=cfbcef9970f89b7e5f9045f87deb3d5a.png\")
.![\"\"](\"/userfiles/image/Library/Algebra1/nmberline_pa89_P23.gif\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5ba930c0ba01b25b9308f0f76056352c.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9c399b5f43a65398101b05257d773749.png\")
(Add: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ea65e850d4e57e85c5fdced17dec8965.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=46dffacddd1620bf16b27648692b4624.png\")
.