Search "CC_8_EE_8_a"
Substitution method 2
Substitution Method 2
Solving linear systems by graphing
Solving Linear Systems by Graphing
Solving systems graphically
Some practice solving systems graphically (exercises available at http://www.khanacademy.org/math/algebra/systems-of-eq-and-ineq/e/graphing_systems_of_equations )
Example 3: Graphically solving systems
Solving systems by graphing 3
Example 2: Graphically solving systems
Solving systems by graphing 2
Graphical systems application problem
Graphical Systems Application Problem
Substitution method 3
Substitution Method 3
Example 3: Solving systems by substitution
Solving systems by substitution 3
Consistent and inconsistent systems
Consistent and Inconsistent Systems
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
Addition elimination method 4
Addition Elimination Method 4
Khan Academy
Solving systems with elimination
567
02:37
Addition elimination method 3
Addition Elimination Method 3
Khan Academy
Solving systems with elimination
615
05:04
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
Independent and dependent systems
Independent and Dependent Systems
