![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
The expression is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=529d6aff4bbad38ac373420aeeb2fdec.png\")
.
First draw a number line diagram.
\![\"graph](\"/userfiles/image/Library/Algebra1/graph_of_the_number_line_diagram_4+(-3).gif\")
Locate the point 4 and 1 on number line
\From point 4 to move 3 units left.![\"\"](\"/userfiles/image/steps_images/step2.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e6160aa65a1ce4ad13427efcec5470de.png\")
(Product of two different signs is negative)
= 1 (Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c27a8936be75ea84af5f8596d372ae8f.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
The sum of the expression is 1.