Across
- 4. Formed by two real number lines that intersect at a right angle
- 7. How many variables can a linear equation have
- 9. The graph of a linear equation in two variables is a line
- 11. Equations that have the same solution
- 12. the vertical axis in a coordinate plane
- 13. The inverse of addition
- 14. The line is ______ if the slope is not identified
- 15. terms that contain the same variable which is raised to the same power
- 17. A pair of numbers used to identify a point in a coordinate plane
- 19. The positive integers together with 0
Down
- 1. What is the name of an equation in the form of Y= mx + B
- 2. A linear equation in the form Ax+By=C is what form of an equation
- 3. The answer of an equation is also called its
- 5. The second number in an ordered pair
- 6. The inverse of division
- 8. If the slope is positive then the line ______ from the left to right
- 10. The line is ______ if the slope is = 0
- 12. The y coordinate of a point where the graph crosses the Y axis
- 16. The letter used to represent a range of numbers
- 18. The horizontal axis in a coordinate plane