The equation is .
Rewrite the equation as : .
(Apply One-to-One property: )
(Add 3 to each side)
The solution of .
![\"\"](\"/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=fa06656b43b616e8c3260f68fd596e60.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7398561e3e6491d31cd0ab6e7f8f3aaf.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=18c1caee5a286c3fae60d8506c00f746.png\")
(Apply One-to-One property: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=8160492f74b7fd75334f1b3ea1fa6140.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=dd6bd06c522c8dcf7267ae2d663ea823.png\")
(Add 3 to each side)![\"\"](\"/userfiles/image/steps_images/solution.JPG\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=dd6bd06c522c8dcf7267ae2d663ea823.png\")
.