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U2L3: Eq/Ineq

Lesson 3: Solving Equations and Inequalities

TermDefinition
equivalent equations equations that have the same solution(s)
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 from each side of an equation produces an equivalent equation
isolate a process by which an equation is manipulated to get a variable alone on one side of an equation with a coefficient of 1
inverse operation an operation that "undoes" a given operation
multiplication property of equality multiplying the same nonzero number to both sides of an equation produces an equivalent equation
dividing property of equality dividing the same nonzero number to both sides of an equation produces an equivalent equation
identity an equation that is true for every possible value of a variable
literal equation an equation that involves two or more variables
formula an equation that states a relationship among quantities
solution of an inequality any number that makes the inequality true
equivalent inequalities inequalities that have the same solutions
Created by: arouson