Lawrence Hall of Science
The Math Page: Skill in Algebra: Simultaneous Linear Equations
Here is a site that clearly and thoroughly explains how to solve systems of linear equations using the methods of combination, substitution, and Cramer's Rule. There are example problems solved, problems for the student to attempt, and...
Purple Math
Purplemath: Solving Radical Equations: Concepts
Provides a thorough lesson on radical equations. Explains what radical equations are and provides many different examples on how to solve different types of radical equations.
Math Planet
Math Planet: Algebra 1: Properties of Equalities
Provides examples and a video lesson that illustrates the properties of equalities.
Math Planet
Math Planet: Solving Radical Equations
Gain an understanding of how to solve radical equations by viewing an example and a video lesson.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Simplifying Radicals
Here is a site that clearly and thoroughly explains simplifying radical expressions. There are example problems solved, problems for the student to attempt, and answers to the student problems. Point this site out to students who have...
Illustrative Mathematics
Illustrative Mathematics: A Rei: How Does the Solution Change?
The purpose of this task is to ask students to reason about solutions without explicitly solving them to get them to understand what it means for a number to be a solution to an equation. Aligns with A-REI.A.
Illustrative Mathematics
Illustrative Mathematics: A Rei Reasoning With Linear Inequalities
Young scholars are presented with a solution to an inequality and are asked to find two mathematical errors and explain why they are incorrect. Aligns with A-REI.B.3 and A-REI.A.1.
Illustrative Mathematics
Illustrative Mathematics: A Rei.1 2 Same Solutions?
Students are shown six equations and must identify those that have the same solution and give their reasoning, without depending on actually solving them. This task encourages students to look for structure when comparing equations and...
Illustrative Mathematics
Illustrative Mathematics: A Rei Radical Equations
The purpose of the task is to show students a situation where squaring both sides of an equation can result in an equation with more solutions than the original one, because it is possible to have two unequal numbers whose squares are...
National Council of Teachers of Mathematics
Nctm: Illuminations: Algebra Tiles
This resource is about factoring linear and quadratic expressions in one variable, evaluating them at a given value of the variable, multiplying factors to find the expanded form of the expression, and solving linear and quadratic...
Khan Academy
Khan Academy: Extraneous Solutions of Equations
Practice some problems that involve thinking about the conditions for obtaining extraneous solutions while solving radical equations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a...
Khan Academy
Khan Academy: Algebra I: Complete Solutions to 2 Variable Equations
Given the x or y value of a 2-variable equation solution, find the value for the other variable in the solution. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Khan Academy
Khan Academy: Solve Square Root Equations
Solve square-root equations by first arranging them and then taking the square of both sides. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
CK-12 Foundation
Ck 12: Algebra: One Step Equations and Inverse Operations
[Free Registration/Login may be required to access all resource tools.] In this lesson students learn how to solve one-step equations. Students examine guided notes, review guided practice, watch instructional videos and attempt practice...
CK-12 Foundation
Ck 12: Algebra: Applications of One Step Equations
[Free Registration/Login may be required to access all resource tools.] In this lesson, students learn to write and solve equations to model real-world situations. Students watch a video tutorial, explore guided notes and attempt...
CK-12 Foundation
Ck 12: Algebra: Two Step Equations and Properties of Equality
[Free Registration/Login may be required to access all resource tools.] Learn how to solve two-step equations using the properties of equality. Tutorial includes video, lots of examples, and a set of review questions for practice or...
Texas A&M University
Wtamu Virtual Math Lab: Beginning Algebra: Addition Property of Equality
A nice tutorial on using the addition property of equality. Provides 4 different example problems that are worked through step-by-step and also provides some practice problems.
Khan Academy
Khan Academy: Algebra I: Solutions to 2 Variable Equations
Determine which ordered pairs are solutions to equations. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
CK-12 Foundation
Ck 12: 2.4 Solving Rational Equations
This section builds from previous sections on simplifying, multiplying, dividing, adding, and subtracting rational expressions, and it investigates how to apply those skills to solving rational equations. It also covers several...
CK-12 Foundation
Ck 12: 2.7 Simple Radical Models
This section explores both expressions and equations with radical signs that can be modeled using real-world situations, and provides opportunities to simplify and/or solve problems that require eliminating radicals.
CK-12 Foundation
Ck 12: 2.6 Solving Radical Equations
This section explores the process for solving radical equations, including those with square, third, and fourth roots. It also investigates how, when, and why some solutions that appear to be correct are incorrect, and are therefore...
CK-12 Foundation
Ck 12: Algebra Ii: 1.1 Zero Product Property
This section explores the process for finding values for x that make polynomial equality true when written in terms of x and set equal to zero.
Cool Math
Coolmath: Solving Equations What to Do Putting Parts 1 & 2 Together
This learning resource provides examples and explanations for solving equations.
Cool Math
Coolmath: Solving Equations What to Do Part 2
This learning resource provides examples and explanations for solving equations.