Across
- 1. in a system of linear equation this means the collinear
- 4. statement that two mathematical expressions are equal
- 6. A branch of mathematics
- 9. the line is the same, points lie on the same line
- 10. one equation is solved for one variable and that solution is substituted int the second equation
Down
- 2. where 2 things meet
- 3. any value for a variable that makes an inquation or inequality true
- 5. 2 or more linear equations to determine the solution to the system
- 7. an equation in 2 variables whose graphs in a coordinate plane is a straight line
- 8. a group of numbers, symbols and variables that express an operation