LESSON: Solving TwoStep Equations
Vocab/Objectives
Objectives
 Write twostep single variable equations from verbal models.
 Solve twostep single variable equations.
 Identify properties used to solve multistep equations.
 Model and solve realworld problems using twostep equations.

Vocabulary
 Inverse Operation
 the opposite operation
 OneStep Equation
 an equation with one operation in it
 TwoStep Equation
 an equation with two operations in it
 Isolate the Variable
 a process to get the variable alone on one side of the equals.
 Subtraction Property of Equality
 is used when you have an equation with addition in it. It states that you can subtract the same quantity from both sides of an equation and it will still balance.
 Addition Property of Equality
 is used when you have an equation with subtraction in it. It states that you can add the same quantity to both sides of an equation and it will still balance.
 Division Property of Equality
 is used when you have an equation with multiplication in it. It states that you can divide the quantities on both sides of an equation by the same value and the equation will still balance.
 Multiplication Property of Equality
 is used when you have an equation with division in it. It states that you can multiply the quantities on both sides of an equation by the same value and the equation will still balance.
Technology Integration
 http://www.mathplayground.com/mv_solving_two_step_equations.html – This is a Brightstorm video on solving twostep equations.