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7th Grade

Chapter 2 Vocab.

QuestionAnswer
Variable A ______ is a letter that stands for a number.
Algebraic Expression A mathematical phrase that uses variables, numbers, and operations.
Equation A mathematical sentence with an equal sign.
Inverse Operation Operations that undo each other.
Addition Property of Equality The _______ states that if the same value is added to each side of an equation, the results are equal.
Subtraction Property of Equality The ______ states that if the same number is subtracted from each side of an equations, the results are the same.
Division Property of Equality The ______ states that if both sides of an equation are divided by the same nonzero number, the results are equal.
Multiplication Property of Equality The ________ states that if each side of an equation is multiplied by the same number, the results are equal.
Created by: palsm