Consistent - A system of equations with at least one solution.
Dependent - A system of two linear equations if dependent if the equations describe the same line.
Inconsistent - A system of equations with no solutions.
Independent - A system of two linear equations is independent if the equations describe distinct lines.
System of Equations - A set of two or more equations with the same variables.
Underdetermined - A system in which there are more variables than equations is underdetermined.