Across
- 7. The horizontal number line of a coordinate plane
- 8. The difference in the y-values of two points on a line
- 9. The point where a graph intersects the x-axis
- 10. A measure of steepness of a line, represented by m
- 11. A number system that includes the Natural Numbers and zero
- 13. operations that undo each other.
- 14. a value that makes an equation true.
- 15. a mathematical sentence that shows two expressions are equal
Down
- 1. A line with slope m and y-intercept b has an equation y=mx+b
- 2. The vertical number line of a coordinate plane
- 3. One of the four regions into which coordinate axes divides a plane
- 4. Put expressions into their most reduced form
- 5. allows us to isolate a variable by preforming the same operation on both sides of an equation.
- 6. The point where a graph intersects the y-axis
- 12. The difference in the x-values of two points on a line