• #### Solving a System of Linear Equations in Two Variables - Problem 11

##### Math›Algebra 2›Systems of Linear Equations
Solving mixture word problems using a 2 x 2 system of equations.
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• #### Solving a System of Linear Equations in Two Variables - Problem 6

##### Math›Algebra 2›Systems of Linear Equations
Strategies for how and when to use elimination to solve a 2 x 2 system of equations.
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• #### Graphing 2 Variable Inequalities - Problem 3

##### Math›Precalculus›Linear Equations and Inequalities
How to graph inequalities in the xy plane when the line is vertical or horizontal.
• #### Solving a System of Linear Equations in Two Variables - Problem 15

##### Math›Algebra 2›Systems of Linear Equations
Linear programming or using a system of linear inequalities to maximize or minimize an objective function.
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• #### Solving a System of Linear Equations in Two Variables - Problem 16

##### Math›Algebra 2›Systems of Linear Equations
Solving a digits word problem using a 2 x 2 system of equations.
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• #### Graphing 2 Variable Inequalities - Problem 2

##### Math›Precalculus›Linear Equations and Inequalities
How to graph inequalities in the xy plane when the equation is not solved for y.
• #### Solving a System of Linear Equations in Two Variables - Problem 17

##### Math›Algebra 2›Systems of Linear Equations
Solving a system of equations with a line and a parabola graphically and using substitution.
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• #### Solving a Linear System in Three Variables with a Solution - Problem 3

##### Math›Algebra 2›Systems of Linear Equations
Using substitution to solve a 3 x 3 system of equations.
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• #### Solving a System of Linear Equations in Two Variables - Problem 18

##### Math›Algebra 2›Systems of Linear Equations
Solving a work, or shared job word problem using a 2 x 2 system of equations.
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• #### Solving a Linear System in Three Variables with a Solution - Problem 4

##### Math›Algebra 2›Systems of Linear Equations
Solving a 3 x 3 system of equations using elimination.
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• #### Solving a System of Linear Equations in Two Variables - Problem 14

##### Math›Algebra 2›Systems of Linear Equations
Solving rate word problems, including water and air current, using a 2 x 2 system of equations.
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• #### Solving a System of Linear Equations in Two Variables - Problem 10

##### Math›Algebra 2›Systems of Linear Equations
Vocabulary and special cases of 2 x 2 systems including inconsistent, dependent, consistent, infinite solutions, and no solutions.
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• #### Solving a System of Linear Equations in Two Variables - Problem 7

##### Math›Algebra 2›Systems of Linear Equations
How to use a TI graphing calculator to solve a 2 x 2 system of linear equations graphically.
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• #### Solving a System of Linear Equations in Two Variables - Problem 12

##### Math›Algebra 2›Systems of Linear Equations
Solving word problems with a starting amount and fixed change using a 2 x 2 system of equations.
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• #### Solving a Linear System in Three Variables with no or Infinite Solutions - Problem 3

##### Math›Algebra 2›Systems of Linear Equations
3 x 3 systems with no solution or infinite solutions, solved by hand using elimination.
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• #### Factoring: Special Cases Part II - Problem 5

##### Math›Algebra›Factoring
Factoring by grouping with two variables
• #### Greatest Common Factors - Problem 6

##### Math›Algebra›Factoring
Examples of factoring out a monomial greatest common factor that is an integer, a variable, or both
• #### Absolute Value Inequalities - Concept

##### Math›Algebra›Absolute Value
How to solve and graph absolute value inequalities with one variable.
• #### Solving for a Parameter in a Linear Equation - Problem 2

##### Math›Algebra 2›Linear Equations
How to solve for a parameter when there are multiple variables.
• #### Solving for a Parameter in a Linear Equation - Problem 2

##### Math›Precalculus›Linear Equations and Inequalities
How to solve for a parameter when there are multiple variables.