System Of Equations

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