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Elementary Algebra
Intercepts (Section 3.2) Slope (Section 3.3) Functions (Section 3.4) Parallel & Perpendicular Lines (Section 3.5) Equations of Lines Part 1 (Section 3.6) Equations of Lines - Parallel/Perpendicular (Section 3.6) Linear Inequalities (Section 3.7) Profit - Loss, Systems of Equations Profit - Loss, Percent Increase/Decrease

 

For fun, enjoy this fun mathematical clip from Abbott & Costello.