Across
- 3. a pair of numbers used to find a coordinate
- 5. lines are parallel
- 7. a method to find a system of equations by substituting an x or y variable
Down
- 1. lines are on top of each other
- 2. lines intersect
- 4. a method to find a system of equations by adding opposites
- 6. a method to find a system of equations by plotting the slope and y intercept on a graph