![\"\"](\"../../../../userfiles/image/steps_images/step1.JPG\")
The line equation in slope-intercept form is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=5119d66932503625a5880e3d60dfa189.png\")
,
where m is the slope and b is the y-intercept.
\First find the slope,
\![\"\"](\"../../../../test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3113839441e3480450ece8dbc4b861da.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ced6fa990596313e13147945be32277c.png\")
(Substitute ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=3ebe019537e1cbea445b06e99754c208.png\")
)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=13cd9b0e440462ba131ea824d9d13598.png\")
(Simplify)
![\"\"](\"../../../../userfiles/image/steps_images/step2.JPG\")
The line crosses the y-axis at (0, 3). So the y-intercept is 3.
\Substitute ![\"\"](\"../../../../test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=13cd9b0e440462ba131ea824d9d13598.png\")
and b = 3 in slope-intercept form line equation.
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4c2b7385d08847b6a2eb7ab46d550cf5.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=59b0f687ea9675d0be21111b07745d00.png\")
![\"\"](\"../../../../userfiles/image/steps_images/solution.JPG\")
The slope-intercept form of the line equation is ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d3ab80068faabbdf30c351edbcf857fc.png\")