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Related Flashcards
Cards In This Set
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Absolute Value
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The distance of a number from zero on a number line shown by l l.
Ex. l-5l =5
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Additive Inverse
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The opposite of a number.
Ex. The additive inverse of 5 is -5.
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Algebraic Inequality
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An inequality that contains at least one variable.
Ex. x + 3 >10
5a > b + 3
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Constant
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A value that does not change.
Ex. 3,0, Pie
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Inequality
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A mathematical sentence that shows the relationship between quantities that are not equivalent.
Ex.
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Integers
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The set of whole numbers and their opposites.
Ex. ... -3, -2, (1, 0, 1, 2, 3, ...
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Opposite
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Two numbers that are an equal distance from zero on a number line; also called an additive inverse.
Ex.
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Solution Set
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The set of values that make a statement true.
Ex.
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Substitute
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To replace a variable with a number or another expression in an algebraic expression.
Ex. Substituting 3 for m in the expression 5m - 2 gives 5(3) - 2= 15 - 2 = 13.
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Variable
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A symbol used to represent a quantity that can change.
Ex. In the expression 2x = 3 , x is the variable.
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