![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
\
\
The original equation is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=845704d7c0f02f0e01ba984ccc116b26.png\")
and value of x is -3.
To check the solution of the equation, substitute the value of x=-3 in the original equation.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=427786075a247bfa26bf2e66947b44c7.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=89c6a8480e5654dff8c9b8c5795a9a4e.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=6156fbb807d34e993cee1ba1dc7892b4.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ec7bf3a497efd692b527f57376489681.png\")
.
The above statement is false, so x=-3 is not a solution of the original equation.
\![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
x=-3 is not a solution of the original equation.
\
The original equation is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=845704d7c0f02f0e01ba984ccc116b26.png\")
and value of x is -2.
To check the solution of the equation, substitute the value of x=-2 in the original equation.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=9c74d4d1da5c88c8a5343ad745a73d0b.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a49f6388b104fe6d0c3b630815cb5e97.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=fb8c6eee3bf5471b3d7fb82d63e54729.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=63878195c2ed7e47a9081c277253326b.png\")
.
The above statement is false, so x=-2 is not a solution of the original equation.
\
x=-2 is not a solution of the original equation.
\
The original equation is and value of x is 7.
To check the solution of the equation, substitute the value of x=7 in the original equation.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1d2b7c81fd37a41addb7193c30100160.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=be7b18107192d8dc56361238f806193b.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ffe29dff8fbc6b95cccc42ee7115b265.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=c95fa5b8f962502a6181d3b65906d4e5.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=fe533b69d29a17a0e2d0678e82be8df6.png\")
.
The above statement is true, so x=7 is a solution of the original equation.
\
x=7 is a solution of the original equation.