Elimination

1. Part 1: When adding the two equations one variable is eliminated.

Part 1: When adding the two equations one variable is eliminated.

2. Part 2: Multiply the entire equation by a negative so that the x's are eliminated!

Part 2: Multiply the entire equation by a negative so that the x's are eliminated!

3. Part 3: Multiply by a constant to eliminate the y variable.

Part 3: Multiply by a constant to eliminate the y variable.

4. Part 4: Multiply both equations by a constant to eliminate a variable.

Part 4: Multiply both equations by a constant to eliminate a variable.