solving systems of equations by graphing
DESCRIPTION
Solving Systems of Equations by Graphing. Friday September 21 st 2012. What is a system of equations ?. 2 or more linear equations in the same variables. An ordered pair that satisfies each equation in the system. What is a solution of a system of equations?. - PowerPoint PPT PresentationTRANSCRIPT
Friday September 21st 2012
2 or more linear equations in the same variables.
An ordered pair that satisfies each equation in the system.
1y x 2 5y x
5x y 3 3x y
3x 2y
1)
2)
3)
31
y xy x 2 26 4
y xy x
52 4x yx y
31
y xy x
2 26 4
y xy x
52 4x yx y