56 Videos for "substitution"

Age Word Problems  Problem 1
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about the ages of two people if given their future ages. 
Coin Word Problems  Problem 2
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about values and number of quarters and nickels. 
Coin Word Problems  Problem 1
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about values and number of quarters and dimes. 
Graphing Lines using a Table of Values  Concept
Math › Algebra › Linear Equations and Their Graphs
How to graph a line by making a table of values. 
Age Word Problems  Problem 2
Math › Algebra › Word Problems Using Systems of Equations
How to solve word problems about the ages of two people if given their past ages. 
Graphing Lines using a Table of Values  Problem 1
Math › Algebra › Linear Equations and Their Graphs
How to graph a line by making a table of values if the equation is in y=mx+b form. 
Graphing Lines using a Table of Values  Problem 2
Math › Algebra › Linear Equations and Their Graphs
How to graph a line by making a table of values if the equation is in standard form. 
Solving a System of Linear Equations in Two Variables  Concept
Math › Algebra 2 › Systems of Linear Equations
How to solve a system of linear equations in two variables. 
Solving a Linear System in Three Variables with a Solution  Concept
Math › Algebra 2 › Systems of Linear Equations
How to solve a system of linear equations in three variables. 
Solving a Linear System in Three Variables with a Solution  Problem 1
Math › Algebra 2 › Systems of Linear Equations
How to solve a system of linear equations in three variables. 
Solving a Linear System in Three Variables with a Solution  Problem 2
Math › Algebra 2 › Systems of Linear Equations
How to solve a system of linear equations in three variables. 
Solving a System of Linear Equations in Two Variables  Problem 3
Math › Algebra 2 › Systems of Linear Equations
How to solve a system of linear equations using elimination that yields parallel lines. 
Solving a System of Linear Equations in Two Variables  Problem 2
Math › Algebra 2 › Systems of Linear Equations
How to solve a system of linear equations using elimination that yields no solution. 
Solving a Linear System in Three Variables with no or Infinite Solutions  Concept
Math › Algebra 2 › Systems of Linear Equations
How to solve a system of linear equations in three variables that yields no, or many solutions. 
Solving a Linear System in Three Variables with no or Infinite Solutions  Problem 1
Math › Algebra 2 › Systems of Linear Equations
How to solve a system of linear equations in three variables that yields no solution. 
Solving a Linear System in Three Variables with no or Infinite Solutions  Problem 2
Math › Algebra 2 › Systems of Linear Equations
How to solve a system of linear equations in three variables that yields the same plane.