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# algebra

### vocab

TermDefinition
inverse operations two operations that undo each other
equivalent equations equations that have the same solutions
addition property of equality adding the same number to each side of an equation produces an equivalent equation
subtraction property of equality subtracting the same number to each side of and equation produces an equivalent equation
multiplication property of equality multiplying each side of an equation by the same nonzero multiplier produces an equivalent equation
division property of equality dividing each side of an equation by the same nonzero number produces an equivalent equation
identity an equation that is true for all values of the variable
distributive property a property that can be used to fine the product of a number and a sum or difference
like terms terms that have the same variable parts. constant terms are also like terms
formula an equation that relates two or more quantities
reciprocal mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.
variable a letter that is used to represent one of more numbers
algebraic expression an expression that includes at least one variable
power an expression that represents repeated multiplication of the same factor
exponent the number or variable that represents the number of times the base power is used as a factor
base of a power the number or expression that is used as a factor in a repeated multiplication
open sentence an equation or an equality that contains an algebraic expression
equation a mathematical sentence formed by placing the symbol = between to expressions
inequality a mathematical sentence formed by placing on of the symbols <,> between two expressions
Created by: McKenzy