![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
The system of equations are ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a15cbbb5304193d24f89b160baf53ebe.png\")
and ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1340c02dedf1677efd4fe7740b0419a3.png\")
.
The slope-intercept form of line equation is ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=99ad7a45fdee97618bc4ac34697662ec.png\")
.
Graph:
\Graph the equations ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=a15cbbb5304193d24f89b160baf53ebe.png\")
and ![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=1340c02dedf1677efd4fe7740b0419a3.png\")
:
![\"\"](\"/userfiles/23-142-37.gif\")
Observe the graph:
\The lines intersect at one point, so there is one solution. \ \
\The system is consistent and independent.
\![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The system is consistent and independent and has one solution.