The equation is .
Solve the equation.
(Original equation)
(Logarithm formula: if ,then )
(Use calculator: )
The value of .
![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b04d1554305214d8061c6eae50104edd.png\")
. (Original equation) ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=b6b0b88d1bfdaff1a515f3937cdbf373.png\")
(Logarithm formula: if ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5cfa1d8da16f7193e03372bea4aedfc3.png\")
,then ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=54e119383fa95bea897d0706ad1d7f88.png\")
)![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=673f39fe6cd76329f4340e6d46c375ab.png\")
(Use calculator: ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4ec85b3a9b86f3f899cfe42e113556c2.png\")
)![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=673f39fe6cd76329f4340e6d46c375ab.png\")
.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
.