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22 Cards in this Set
- Front
- Back
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an integer and its opposite
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additive inverses
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a number less than zero
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negative number
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value of the variable that makes the equation true
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solution
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a sentence that compares two different numbers
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inequality
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contains a variable, a number, and at leaast one operation symbol
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algebraic expression
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to find the value of an expression
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evaluate
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a mathematical sentence that contains an equals sign
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equation
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an open sentence that is true for any number
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property
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the distance a number is from zero
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absolute value
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operations that "undo" each other
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inverse operations
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educated guess
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conjecture
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number that corresponds to a point
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coordinate
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an example that shows that a conjecture is false
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counterexample
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when you choose a variable and an unknown quantity for the variable to represent
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defining a variable
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the set of whole numbers and their opposites
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integers
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a mathmatical expression that has a combination of numbers and at least one operation
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numerical expression
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an equation that contains a variable
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open sentence
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two numbers with the same absolute value but different signs
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opposites
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the rules to follow when more than one operation is used in an expression
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order of operations
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numbers written using exponents, representing repeated mulitplication
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powers
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find the value of the variable that makes and equation true
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solve
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a symbol, usually a letter, used to represent a number in mathematical expressions or sentences
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variable
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