Topic 1: Graphing Systems of Inequalities
Helpful Hints:
Video Examples:
Graphing Systems of Inequalities
- Remember! The solution is the double shaded area.
- Any point in the double shaded are is a solution.
- The solution cannot be on a dotted line.
Video Examples:
Graphing Systems of Inequalities
Topic 2: Solving a System of Equations by Graphing
Definitions:
system - 2 or more equations or inequalities
Helpful Hints:
Video Examples:
Graphing a System of Equations
system - 2 or more equations or inequalities
Helpful Hints:
- The solution to a system of equations is where the lines intersect.
- Parallel lines have no solution.
- Lines that are on top of each other, coinciding lines, have infinite solutions.
Video Examples:
Graphing a System of Equations
Topic 3: Solving Systems by Substitution
Video Examples:
Topic 4: Solving Systems by Elimination
Helpful Hints:
Same signs subtract, opposite signs add!
Video Examples:
Same signs subtract, opposite signs add!
Video Examples: