![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step1.JPG\")
Write the each equation in slope-intercept form y = mx + b.
\ ![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=ad10dcc6e28f75814f6639b78d4303de.png\")
...........(1)
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d46ebe9926e3e019fbbc9a35476d078f.png\")
..........(2)![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step2.JPG\")
Graph the equations and find the intersection point.
\![\"system](\"/userfiles/image/Library/Algebra1/system_equations_y=x+3_and_y=2x+4_graph.gif\")
The graphs appear to intersect at (–1, 2).![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/step3.JPG\")
Check the solution:
\Check the solution by substituting the coordinates in each equation.
\Substitute (–1, 2) in equation 1.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=d1ea948dadb0ce17df1403ec96d353d3.png\")
![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=89972f612f2585bffc123df8462e266d.png\")
. The statement is true.
Substitute (–1, 2) in equation 2.
\![\"\"](\"/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=4e3c53ed5765780cb11f61dc0d8d0e2c.png\")
![\"\"](\"http://www.mathskey.com/test/fckeditor/editor/plugins/fckeditor_wiris/integration/showimage.php?formula=89972f612f2585bffc123df8462e266d.png\")
. The statement is true.![\"\"](\"http://www.mathskey.com/userfiles/image/steps_images/solution.JPG\")
The solution of the system is (–1, 2).