Search "CC_39336_A-REI_6"

Practice using substitution for systems

Example doing Khan Academy systems of equations exercise at: http://www.khanacademy.org/math/algebra/systems-of-eq-and-ineq/e/systems_of_equations_with_substitution

Practice thinking about number of solutions to systems

Going through a few examples on the Khan Academy practice exercise: http://www.khanacademy.org/math/algebra/systems-of-eq-and-ineq/e/solutions_to_systems_of_equations

Solving systems of equations by elimination

Solving Systems of Equations by Elimination

Solving systems of equations by multiplication

Solving Systems of Equations by Multiplication

Inconsistent systems of equations

Systems of equations without a solution

Infinite solutions to systems

Consistent, but dependent systems of equations