Introduction to systems of equations

Systems of equations: trolls, tolls (1 of 2)
Systems of equations: trolls, tolls (2 of 2)
Testing a solution to a system of equations
Solutions of systems of equations
Systems of equations with graphing: y=7/5x-5 & y=3/5x-1
Systems of equations with graphing: exact & approximate solutions
Systems of equations with graphing
Setting up a system of equations from context example (pet weights)
Setting up a system of linear equations example (weight and price)
Creating systems in context
Interpreting points in context of graphs of systems
Interpret points relative to a system