The equation is .
(Substitute 9 for y)
(Subtract: )
The equation is true. The given number is a solution of the equation.
The given number is a solution of the equation.
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=bd0399607d5775e545c89c3a260ba1d2.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=860b272b7f3f33dc5eb569c31649698e.png\")
(Substitute 9 for y) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7a1c32e7cdc636801297337ce81af1c1.png\")
(Subtract: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=7cd54f963539be580f7d6fb83f62778d.png\")
)![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=bd0399607d5775e545c89c3a260ba1d2.png\")
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")