Chapter 8: Systems of Equations and Inequalities 8.1  Systems of Linear Equations: Substitution and Elimination MAC1140 8_1 Practice Problems MAC1140 8_1 Practice Problems sols 8.2 Systems of Linear Equations: Matrices MAC1140 8_2 Practice Problems MAC1140 8_2 Practice Problems sols 8.3 Systems of Linear Equations: Determinants MAC1140 8_3 Practice Problems MAC1140 8_3 Practice Problems sols 8.4 … Continue reading Chapter 8 Practice Problems