![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The equation is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=fa9f247d38b0d7f409b0d42e366d7911.png\")
.
Solve by algebraically.
\Apply subtraction property of equality: Subtract 3 from each side.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e103052884d61aedb74e80933d628098.png\")
Apply commutative property of addition: a + b = b + a.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b78a2313928e108baf5519ed7b78453f.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=e1e80c6ca50f9a5f96bbb765f4da9b5a.png\")
(Simplify)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
Apply addition property of equality: Add 4x to each side.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=59fa6697c0e9058669b4f5027fd14232.png\")
Apply commutative property of addition: a + b = b + a.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=79d121dbc3e5b283f48d509e1d11d7c2.png\")
(Simplify)
The related function is f(x) = ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=04335813473a1977be7c5bbc11aecd74.png\")
.
The root of a linear equation is the value of x When f(x) = 0.
\Since f(x) is always equal to ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=04335813473a1977be7c5bbc11aecd74.png\")
, this equation has no solution.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The root of equation ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=fa9f247d38b0d7f409b0d42e366d7911.png\")
has no solution.