The expression is .
First locate -3 then move 6 units to left on number line.
The final position is – 9
The value of the expression is –9.
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=678aef9fc43dda75c1f5a7650a11d321.png\")
. ![\"number](\"/userfiles/image/Library/Algebra1/number_line_diagram_-3+(-6).gif\")
![\"\"](\"/userfiles/image/steps_images/solution.JPG\")