Unit 3

3-1 Solving a System of Equations by Graphing

video practice

3-2 Solving a System of Equations by Substitution

video practice

3-3 Solving a System of Equations by Elimination

video practice 1 practice 2

3-3a Consistent, Inconsistent and Dependent Equations

video practice

3-4 Systems of Equations Word Problems

video practice

3-5 Exponent Properties

video 1 video 2 video 3 practice*

* note: some answers for Khan Academy problems may contain negative exponents

3-6 Simplifying Expressions Involving Exponents

video practice*

* note: some answers for Khan Academy problems may contain negative exponents

3-7 Monomials & Polynomials - terminology

video

3-8 Classifying Polynomials

video

3-9 Adding & Subtracting Polynomials

video practice