Algebra 3 - Expressions, equations and inequalities

These resources have been adapted by MEI. In this unit, students solve equations of the forms

and

where

, and

are rational numbers. To view the resources in their original state, please visit the IM 6-8 page.

3.1 Relationships between quantities

3.2 Reasoning about contexts with bar models

3.3 Reasoning about equations with bar models

3.4 Reasoning about equations and bar models (Part 1)

3.5 Reasoning about equations and bar models (Part 2)

3.6 Distinguishing between Two Types of Situations

3.7 Reasoning about solving equations (Part 1)

3.8 Reasoning about solving equations (Part 2)

3.9 Dealing with negative numbers

3.10 Different options for solving one equation

3.11 Using equations to solve problems

3.12 Solving problems about percentage increase or decrease

3.13 Reintroducing inequalities

3.14 Finding solutions to inequalities in context

3.15 Efficiently solving inequalities

3.16 Interpreting Inequalities

3.17 Modeling with inequalities

3.18 Subtraction in equivalent expressions

3.19 Expanding and factorising

3.20 Combining like terms (Part 1)

3.21 Combining like terms (Part 2)

3.22 Combining like terms (Part 3)

3.23 Applications of expressions

More Information: