Equation
A mathematical sentence that uses an equal sign to state that two expressions represent the same number or are equivelant. An equation may be true, flse or, if it contains a variable, open.
Open Sentence
An equation or inquality that contains at least one variable.
Solve an equation
To find the solution set of an equation.
Solution Set of an Equation
The value or values of the variable that make the equation true.
Equivalent
equal in amount or value.
Integers
Whole numbers and their opposites.
Inequality
A statement that compares two quantities using <, >, ≤,≥, or ≠.
Postive Integers
The integers that are above the zero.
Negative Integers
numbers that are less than zero.
Opposites
two numbers that are the same distance from zero on a number line, but are in opposite directions. (-2 and 2).