Week 4: System of Equations

Preview: How to Graph
http://www.math.com/school/subject2/lessons/S2U4L3GL.html

with pictures... http://www.wikihow.com/Graph-Linear-Equations


Systems of Equations:

Graphing
http://www.ixl.com/math/algebra-1/solve-a-system-of-equations-by-graphing

Substitution
http://www.ixl.com/math/algebra-1/solve-a-system-of-equations-using-substitution

Elimination
http://www.ixl.com/math/algebra-1/solve-a-system-of-equations-using-substitution