A.4b - The student will solve multistep linear and quadratic equations in two variables, including justifying steps used in simplifying expressions and solving equations, using field properties and axioms of equality that are valid for the set of real numbers and its subsets.
Notes: Properties - defines the commutative, associative,
distributive, and the identity properties of addition at aaamath.com.
Click on Next Lesson to see the multiplication properties.
It has an interactive game at the bottom of each page.