The expression is .
§ Start at zero.
§ Move 18 units to the right.
§ From there, move 32 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=0aa4893dab5b1e78a388fe63bdc16cee.png\")
. ![\"\"](\"/userfiles/image/Library/Algebra1/numberline_pa89_p30_.gif\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4c09f25c6e91f77e8e3713befea5d9e6.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5983d946438fafd880909f7f82cb0431.png\")
(Add: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=0078aea98b6727b26e32f2a371339bb8.png\")
)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f05c86bd72613c95999adcaa56adcf80.png\")
.