Math term pre-Alg #2

11 terms by SPHS123 

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Variable

A letter that represents a number

Variable expression

An expression containing operations with variables with the same point

terms

Parts of an expression separated by a+ or - sign.

constant

A term that is a number

coefficient

a number that multiplies a variable

like terms

numbers or terms that have the same exponent.

combine like terms

add or subtract the coefficients of the variables

simplify a variable expression

combine like terms

substitute

replace a variable with a number

evaluate a variable expression

find the value by substituting numbers for the variables.

volume

the number of cubes needed to fill a space

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