equations and inequalities

This lesson unit is intended to help you assess how well students are able to:

• Recognize the differences between equations and identities.
• Substitute numbers into algebraic statements in order to test their validity in special cases.
• Resist common errors when
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This lesson unit is intended to help you assess how well students are able to:

• Understand the properties of number operations.
• Substitute integers, fractions, decimals, and negative numbers into inequality statements in order to test their validity.
• Represent
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Students will use inequalities and equations to choose the best bus company for a field trip.

Students imagine that they have been approved for a car loan, given that they have a cosigner. They will start by researching a used car they would like to purchase. They are instructed to consider their monthly income (or imagined income) when selecting a car.

Given three loan...