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If you add the same number to both sides of an equation, the sides remain equal

solution

equation

Division Property of equality

Addition Property of equality

A mathematical sentence that compares two unequal expressions using one of the symbols , ≤, ≥, or ≠.

two-step equations

A numerical factor in a term of an algebraic expression.

A value of a variable that makes an equation true.

Multiplication Property of inequality

If you divide both sides of an equation by the same nonzero number, the sides remain equal.

coefficient

If you multiply both sides of an equation by the same number, the sides remain equal (i.e. equality is preserved).

When both sides of an equation have the same number subtracted from them, the remaining expressions are still equal. For example: If 5 = 5, then 5 - 2 = 5 - 2.

Two different operations as in 3x + 4 = 8, must multiply and divide.

An inequality that contains two operations.

two-step inequality

A sentence stating that two quantities are equal.

Subtraction Property of equality

inequality