Texas Education Agency
Texas Gateway: Solving Equations and Inequalities
Given verbal and symbolic representations in the form of equations or inequalities, the student will transform and solve the equations or inequalities.
Paul Dawkins
Paul's Online Notes: Algebra: Solving Equations and Inequalities
Students learn how to solve equations and inequalities. Topics examined are linear equations, quadratic equations, linear inequalities, and absolute value inequalities. The class notes are available in pdf format.
Paul Dawkins
Paul's Online Notes: Algebra: Systems of Equations
Learners examine how to solve systems of equations. Topics investigated are linear systems with two variables, linear systems with three variables, augmented matrices, and nonlinear systems. Class notes, definitions, and examples with...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Solving Systems of Linear Equations
Find a quick, concise explanation of how to solve systems of linear equations algebraically and graphically. Examples are given and clearly explained.
CK-12 Foundation
Ck 12: Algebra: Systems of Linear Equations in Three Variables
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving a system of equations in three variables (x, y, and z).
CK-12 Foundation
Ck 12: Algebra: Forms of Linear Equations
[Free Registration/Login may be required to access all resource tools.] Learn how to work with linear equations in standard form.
Discovery Education
Discovery Education: Web Math: Solve a Linear Equation Involving One Unknown
This WebMath site explains how to enter your equation with one variable and solve for that variable. It explains step-by-step how to solve the equations and gives the final solutions.
Discovery Education
Discovery Education: Web Math: Solve a Set of Two Linear Equations
This WebMath site explains how to enter your two equations with two variables and solve for those variables. It explains step-by-step how to solve the equations and gives the final solutions.
Varsity Tutors
Varsity Tutors: Hotmath: Practice Problems: Solving Linear Equations
Forty-five problems present a variety of practice solving linear equations. The solutions are only available with a paid subscription.
McGraw Hill
Glencoe Mathematics: Online Study Tools: Solving Linear Equations
Students show comprehension of Algebra I skills. The online quiz assesses scholars on solving linear equations.
Other
Algebra.com: Linear Equation and System Solvers: Solve Linear Systems
This interactive linear system solver allows you to enter two linear equations in general form and then plot the lines and find the answer using either substitution or elimination. The answer is presented with both methods accompanied by...
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Solving Linear Equations
Find a quick, concise explanation of how to solve one-step and two-step linear equations. Examples are given and clearly explained.
Washington State University
Washington State University: Math 101: Solving Linear Inequalities
This page covers topics involving linear inequalities including properties used to solve inequalities, how to write solutions, solving simple inequalities, and solving compound inequalities.
Lawrence Hall of Science
The Math Page: Skill in Algebra: Linear Equations
Here is a site that clearly and thoroughly explains solving linear equations, from the basic form ax+b=c up through equations with variables on both sides and with parentheses. There are example problems solved, problems for the student...
Purple Math
Purplemath: Solving One Step Linear Equations
Demonstrates step-by-step, with illustrations, how to solve linear equations. Also explains the formatting and reasoning for 'no solution' and 'all x' equations. Includes interactive tool for practice solving linear equations.
Purple Math
Purplemath: Systems of Non Linear Equations: Definitions
This Purplemath lesson provides formulas, equations, graphs and explanations of systems of equations.
Purple Math
Purplemath: Systems of Linear Equations: Definitions
Covers the basic definitions involved in systems of linear equations.
Math Planet
Math Planet: Solving Linear Inequalities
Provides examples and a video lesson that illustrates how to solve linear inequalities.
BBC
Bbc: Solving Equations and Inequalities
This is where you can pick up some valuable pointers on how to solve equations and inequalities. When you finish working your way through the pages you can take an on-line "Test Bite," and check your understanding.
Math Planet
Math Planet: Systems of Linear Inequalities
A system of linear inequalities in two variables consists of at least two linear inequalities in the same variables. The solution of a linear inequality is the ordered pair that is a solution to all inequalities in the system and the...
Khan Academy
Khan Academy: Algebra: Constraint Solutions of Systems of Inequalities
Find the range of values of one variable that corresponds to a given value of the other variable in a system of two-variable linear inequalities. Students receive immediate feedback and have the opportunity to try questions repeatedly,...
Purple Math
Purplemath: Solving Linear Inequalities: Introduction and Formatting
This resource demonstrates how to solve linear inequalities step-by-step and shows four different solution formats/notations viz. inequality notation, set notation, interval notation, and the last "notation" which is more of an...
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.