Opener

Notes: Solving Linear Equations Rewriting Equations and Formulas Problem Solving Using Algebraic Models

Transformations that Produce Equivalent Equations  Addition Property of Equality  Subtraction Property of Equality  Multiplication Property of Equality  Division Property of Equality

Vocabulary  Equation  Linear Equation  Solution  Equivalent  Verbal Model  Algebraic Model

Problem Set 1: Solving Linear Equations

Problem Set 2: Rewriting Equations

Writing and Using a Model  You own a lawn care business. You want to know how much money you spend on gasoline to travel to out-of-town clients. In a typical week you drive 600 miles and use 40 gallons of gasoline. Gasoline costs $1.25 per gallon, and your truck’s fuel efficiency is 21 miles per gallon on the highway and 13 miles per gallon in town.