**TI83F* AppVariable file 04/07/08, 21:58J 9MC30897nav 43706DED337D50C1B56AA928241018F0MC308.MC3081   coefficient,coefficient:ÖThe numerical factor of a term. constant2constant:ÖA term that does not contain a variable. equivalent expressions¿equivalent expressions:ÖExpressions that have the same value or that have the same mathematical meaning for all replacement values of their variables. Examples: Ö3 + 2 = 10 - 5, Ö2x + 3x = 5x  like termsrlike terms:ÖTerms that contain the same variables raised to the same power.ÖExample: 5x^2 and 6x^2 are like terms. simplest form of an expression–simplest form of an expression:ÖAn expression is in simplest form when it is replaced by an equivalent expression having no like terms or parentheses. simplifying the expressionEsimplifying the expression:ÖUsing properties to combine like terms.  term in an expression_term in an expression:ÖA number, a variable, or a product or quotient of numbers and variables. two-step equation>two-step equation:ÖAn equation that contains two operations. 9m