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The language of algerbra- - - - variables, expressions, equations vocabulary

definitions for formula, variables, substitute, constant, algerbraic expressions, equations, simplify, evaluate, solve, solution, equivalent expressions, addition property of equality, multiplication property of equality, equivalent equations, coefficient, inequality
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formulaa statement of a relationship among unknown quantities
variablesa symbol, such as x, that represents unknown quantities
substituteto replace a varibale w/ a specific value
constanta number that doesnt vary
algebraic expressionsan expression involving numbers, and operation symbols
equationsa statement that two numerical or variable expressions are equal
simplifyto reduce the complexity of na expression by applying the order of operations
evaluateto substitute values for variables in an expression and then simplify by applying the order of operations
solveto find the variable replacement that makes an equation true
solutionthe variable replacement making an equation true
equivalent expressionstwo expressions that always have the same value for the same substitutions
addition property of equalityif a=b then a+c=b+c
multiplication property of equalityif a=b then ac=bc
equivlent equationsequations that are true for exactly the same variable replacement
coefficienta constant by which a variable is multiplied (ex. 12y
inequalitya mathematical sentance involving < > _ _
Ashley Crider

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