LG 1 : Solving Systems of Equations


Solving systems using subsitution:








Solving systems using elimination





Solving systems using your GDC (graphic display calculator):

To solve a system of equations using your graphing calculator, follow these steps:

1. Solve each equation for y
2. enter both equations into your [y=] screen (its located in the upper left corner of calculator)
3. Press "Graph"  (upper right corner)

At this point we are looking for the intersection of the lines.  If you do not see the intersection, you must modify your viewing window.  Click here if you need help with that.

Continue with these directions....







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Brant Wilson,
Feb 11, 2014, 11:35 AM
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