The equation is .
According to division property of equality: Divide each side by 7.
(Cancel common terms)
(Divide: )
The value of .
![\"\"](\"/userfiles/image/Library/division_property_of_equality.gif\")
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=fb146d626864e36165c0fb76e1c42abb.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3be7625589f53229cca413ff34e6d4e2.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1cc965a04102a9b46ceab359413f315b.png\")
(Cancel common terms)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=11eedfb8cf2f6302b56ec1462acc25b2.png\")
(Divide: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ff852c0eb2776885a72087e65b5d9f4e.png\")
)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
.