Across
- 5. a mathematical equation that contains the symbols <>.
- 11. the point in the coordinate plane where the horizontal axis intersects the vertical axis
- 13. a linear equation must have one or two________
- 17. when the line on a graph is straight
- 18. formed by two real number lines that intersect at a right triangle
- 21. the method of eliminating one variable by adding or subtracting two equations with a common term is called the _______ method
- 22. the ________ method involves expressing one variable in terms of the other variable and substituting an expression into another equation
- 24. if the line on a graph is headed upward it is
- 25. equation that have the same solutions
- 27. the equation of a line in the form of y-y1=M(x-x1)
- 28. a table used to organize input and output numbers and the function rule
- 30. the point in the line where it intercepts with the y axis
- 31. what property is 3+4=4+3
- 33. a linear equation in the form of Y=Mx+B where M and B are not zero
- 35. the opposite of division
- 36. the line is _______ when the slope is undefined
- 37. what can you find using the slope formula
- 39. a symbolic form made up of constants, varibles and operations
- 40. when the line on a graph is not straight
- 42. the line is ______ when the slope is zero
- 43. positive integers together with zero
- 44. one of the four regions of a graph in which the axes divide into a coordinate plane
- 45. whole numbers are _______
- 46. the vertical change when the slope of a line is expressed as the ratio rise over run
- 47. an equation is ______ if it has no grouping symbols and if all the like terms are combined
- 48. the horizontal change when the slope of a line is expressed as the ratio rise over run
Down
- 1. a statement formed by placing and = between two expressions
- 2. the set of output values for a function
- 3. a letter used to represent a number
- 4. two operations that undo each other
- 6. the second number in an ordered pair
- 7. a linear equation in the form of Ax+By=C is called ________ form
- 8. the opposite of division
- 9. how level the line is
- 10. you can solve a system of linear equations using the graphical method by finding the point of _______
- 12. when a system of equations has no solutions, it is called a ________ system
- 14. if the line on a graph is headed downward it is
- 15. a system of linear equations can have a _______ solution, no solution or infinitely many solutions
- 16. what is this form: Y=Mx+B
- 19. the x coordinate of a point where a graph crosses the x axis
- 20. which property is 2(x+5)=2x+10
- 23. an equation for which the graph is a straight line
- 26. a relationship in which each element of the input is paired with exactly one element of the output according to a specified rule
- 29. the positive integers
- 32. the first number in a ordered pair
- 34. the x and y value for a point on a graph
- 38. when a system of linear equations has an infinite number of solutions, it is called a _________ system
- 41. terms in an expression that have the same variable raised to the same power