vocabulary
what is a constant
something that stays the same, does not change, or happens all the time without stopping
order of operations
rules or processes that take input values (called operands) and produce a new output value
combining like terms
a method used to simplify algebraic expressions by adding or subtracting the numbers in front of matching variables
like terms
terms in an algebraic expression that contain the exact same variables raised to the same powers
square roots
a number that, when multiplied by itself, gives the original number
variable
any factor, characteristic, number, or quantity that can change or be measured
exponents
a small number written above and to the right of a base number that tells you how many times to multiply the base by itself
exponent
a mathematical shorthand that shows how many times a base number is multiplied by itself
absolute value
a number's distance from zero on a number line
operation
rules or processes that take input values (called operands) and produce a new output value
inverse operations
mathematical operations that reverse or "undo" the effect of another operation