Equation
A mathematical sentence that uses an qual sign to show that two expressions are equal.
Solution to an Equation
A value for the variable that makes the equation true
Equality
When an expression has the same value as another, it represents equality.
Addition Property of Equality
States that two sides of an equation stay equal when the same amount is ADDED to both sides of the equation.
Subtraction Property of Equality
States that when you SUBTRACT the same amount from both sides of the equation, the two sides of the equation stay equal.
Multipication Property of Equality
States that when you MULTIPLY both sides of an equation by the same amount, the two sides of the equation stay equal.
Divison Property of Equality
States when you DIVIDE both sides of an equation by the same non-zero amount, the two sides of the equation stay equal.
Inverse Relationship
Operations that undo each other and have an inverse relationship.
Inequality
A comparison of two mathematical sentences containing
<(less than)
>(greater than)
underlined <(less than or equal)
underlined >(greater than or equal to)
Recipricol
The flipped version of a fraction, for example, 3/2 turns into 2/3