Algebra
variable
A letter or symbol used to represent a number or quantities that vary
coefficient
A number multiplied by a variable in an algebraic expression.
constant
A quantity that does not change its value.
like terms
Terms in an algebraic expression that have the same variable raised to the same power. Only the coefficients of like terms are different.
exponent
The number of times a number or expression (called base) is used as a factor of repeated multiplication. Also called the power.
Commutative Property of Multiplication
The product of a group of numbers is the same regardless of the order in which the numbers are arranged.
Associative Property of Multiplication
The product of a set of numbers is the same no matter how the numbers are grouped.
order of operations
The rules to be followed when simplifying expressions.
Commutative Property of Addition
The sum of a group of numbers is the same regardless of the order in which the numbers are arranged
Associative Property of Addition
The sum of a set of numbers is the same no matter how the numbers are grouped.
Distributive Property
The sum of two addends multiplied by a number is the sum of the product of each addend and the number.
term
a number, a variable, or a product of numbers and variables separated with addition or subtraction symbols.