The equations is .
Multiply each side by .
Check:
To check the solution the value of substitute in the original equation .
The solution is true.
The value of .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
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.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ae8f248f4faff41c4be6dba318eb95b1.png\")
. ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b15264bf13979e7c672ecb567d670900.png\")
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![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
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substitute in the original equation ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=f35898462b7fa614783ff08074df56fe.png\")
.![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=85c6caa61976b9f81755ec7fbb24049b.png\")
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![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
.