**TI83F* AppVariable file 04/07/08, 13:59ø çMC112çånav BB89E8C391A14EE0A1ECD560CF6CB76EMC112.MC1121  addition property of equalitytaddition property of equality:ÖIf you add the same number to each side of an equation, the two sides remain equal.  associative propertiescassociative properties:Öthe way in which numbers are grouped does not change the sum or product. Ö  coefficient,coefficient:Öthe numerical factor of a term. commutative propertiespcommutative properties:Öthe order in which numbers are added or multiplied does not change the sum or product.  distributive propertysdistributive property:Öto multiply a sum by a number, multiply each addend by the number outside the parentheses.  equivalent expressions>equivalent expressions:Öexpressions that have the same value.  inverse operations¬inverse operations:Öpairs of operations that undo each other. Examples:ÖAddition and subtraction are inverse operations. Multiplication and division are inverse operations.  like terms2like terms:Öterms that contain the same variables.   subtraction property of equality~subtraction property of equality:ÖIf you subtract the same number from each side of an equation, the two sides remain equal. ¶