Khan Academy
Khan Academy: Evaluate Expressions Using Structure
Given some information about several unknown variables, rewrite and simplify the structure of an expression containing those variables. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Math Is Fun
Math Is Fun: Algebra
Through this collection of definitions, lessons, problem-solving steps and strategies, and example questions, you'll learn why completing an algebra problem is a lot like solving a puzzle. After viewing introductory material and basic...
Interactive Mathematics
Interactive Mathematics: Division of Algebraic Expressions
Dividing algebraic expressions is demonstrated with several examples. Methods as simple as using reciprocals are shown, as well as using long division to divide polynomial expressions.
Wyzant
Wyzant: Polynomial Exponents
WyzAnt shows the difference in taking the powers of products, quotients, and sums. An online instructional activity is provided for extra practice.
Texas A&M University
Wtamu Virtual Math Lab: Intermediate Algebra
This site is a tutorial for students in algebra 2 or for those who need a refresher. The site has explanations, definitions, examples, practice problems and practice tests are found covering topics such as linear equations, graphing,...
CK-12 Foundation
Ck 12: Algebra: Excluded Values for Rational Expressions
[Free Registration/Login may be required to access all resource tools.] Learn how to simplify rational expressions and find excluded values.
Cuemath
Cuemath: Algebraic Expression
This resource helps with understanding the concept of variables, constants, terms, and coefficients of any algebraic expression. Learn how to simplify algebraic expressions using algebraic formulas and the different types of expressions.
Purple Math
Purplemath: Partial Fraction Decomposition: General Techniques
Partial-fraction decomposition is the process of starting with the simplified answer and taking it back apart, of "decomposing" the final expression into its initial polynomial fractions. This reference material demonstrates the...
CK-12 Foundation
Ck 12: Algebra: Division of Rational Expressions
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to divide by rational expressions. Students examine guided notes, review guided practice, watch instructional videos and attempt...
Wyzant
Wyzant: Evaluating Expressions Calculator
Need assistance in evaluating a polynomial expression if you're given the values of all the variables? This "Calculator," from WyzAnt asks you to input the expression and the known values to be substituted in, and then displays the final...
CK-12 Foundation
Ck 12: Algebra: Solving Rational Equations Study Guide
This comprehensive study guide highlights the main terms and formulas needed to review solving rational equations. Examples are included.
University of Saskatchewan (Canada)
University of Saskatchewan: Square Roots & Other Radicals
This University of Saskatchewan site provides general information about square roots and other forms of radical equations.