Across
- 3. any value for a variable that makes an inequality true
- 4. one equation is solved for one variable and that solution is substituted int the second equation
- 5. graphing 2 or more linear equations to determine the solution to the system
- 9. an equation in 2 variables whose graphs in a coordinate plane is a straight line
- 13. A statement that two mathematical expressions are equal
- 14. where 2 things meet
Down
- 1. two or more related linear equations
- 2. in a system of linear equation this means the collinear
- 6. adding subtracting or multiplying a system of equations to help solve a system
- 7. in a system of linear equations this means the lines are parallel
- 8. Rules describing the sequence to use in evaluating expressions
- 10. a pair of numbers that give the coordinate of a point on a grid in this order: (horizontal x, Vertical y)
- 11. A group pf numbers, symbols and variables that express an operation
- 12. the line is the same, points lie on the same line