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Pre-Algebra Vocabulary
Chapter 2 Review
11
Mathematics
8th Grade
11/15/2010

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Cards

Term
additive identity
Definition
when you add a number and zero, the sum equals the original number
Term
coefficient
Definition
a number that multiples a variable
Term
constant
Definition
a term that has no variable
Term
distributive property
Definition
multiply each number inside the parentheses by the number outside the parentheses
Term
inequality
Definition
the math symbols that mean greater than, less than, less than or equal to, greater than or equal to, not equal to
Term
inverse operation
Definition
operations that undo each other
Term
like terms
Definition
terms with the same variable raised to the same power
Term
multiplicative identity
Definition
the product of a number and 1 is the original number
Term
open sentences
Definition
an equation with one or more variables
Term
simplify a variable expression
Definition
to replace it with an equivalent expression with as few terms as possible (collect like terms)
Term
deductive reasoning
Definition
reasoning logically from given facts to a conclusion
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