


Related Terms 


Solving an Equation: Finding all the values of the variable(s) that make an equation true. 
Equivalent Equations: Equations that have the same solutions.
Function: A rule of matching elements of two sets of numbers in which an input value from the first set has only one output value in the second set.
Linear Equation: An equation whose solution is a straight line.
Linear Function: An equation in which the graphs of the solutions form a (nonvertical) line.
Linear Inequality: An inequality in two variables for which the graphs of the solutions form a halfplane on one side of a line and may or may not also form the line itself.
Solution: A number (or ordered pair of numbers, or set of numbers) that produces a true statement when substituted for the variable(s) in an equation or inequality.
Solving an Inequality: Finding all the values of the variable(s) that make the inequality true.
Equation: A mathematical sentence that contains an equals sign.
Variable: A letter or symbol used to represent a number.


