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math vocabulary

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variable
a letter used to represent one or more numbers
expression
a number or group of numbers with operation signs
simplify
to preform the operation and find value
terms
parts of an expression separated + or - sign
coefficient
a number that multiplies a variable
like terms
terms that have same variables with the same exponents
substitute
to replace a variable with a number or expression
equation
a statement that two expressions are equal
constant
a term that is just a number
addition property of opposites
the property says that the sum of any number and its opposite is zero
Identity property
the property of multiplication tells that multiplying by 1 does not change the sum
associative property
the property lets you add or multiply three or more numbers in groups of two in any oder
commutative property
the property that lets you add or multiply two numbers in any order
solution
value of the variable that makes the equation true
like terms
terms with same variable and exponent
function
rule that establishes realtion ship between qunatites
domain
collection of input
matrix
rectangular arangment of numbers
properties of equality
rules of algebra used to isolate a variable in a equation
formula
algaebraic equation that relates two or more quantities
function of an equation
y=ax+b
range
all possible values for output