Across
- 3. horizontal line on a graph
- 7. going up from left to right
- 9. non positive numbers
- 11. vertical line on a graph
- 12. where the line crosses the x axis
- 14. expression with an equal sign
- 15. Linear equations have ____ lines
- 16. y-y=m(x-x1)
Down
- 1. going down from left to right
- 2. a linear sequence
- 4. initial value
- 5. ax+by=c
- 6. equal differences over equal intervals
- 8. y=mx+b
- 10. opposite of negative
- 13. how to get to the linear equations on a calculator