Khan Academy
Khan Academy: Constraint Solutions of Systems of Inequalities
Find the range of values of one variable thatcorresponds to a given value of the other variable in a system of two-variable linear inequalities.
Khan Academy
Khan Academy: Lesson: Solving Linear Equations and Linear Inequalities
In this lesson, we'll learn to: Solve linear equations, Solve linear inequalities,and Recognize the conditions under which a linear equation has one solution, no solution, and infinitely many solutions.
Cuemath
Cuemath: Linear Equations
A comprehensive guide for learning all about linear equations with definitions, how to solve them, solved examples, and practice questions.
Other
Nearpod: Literal Equations
In this lesson on literal equations, students will learn how to solve equations where the coefficients are variables.
Hofstra University
Hofstra University: Linear Programming
This lesson is a review of problems with systems of inequalities. Many of the questions involve real world scenarios as word problems which the reader must decipher and resolve.
University of Regina (Canada)
University of Regina: Math Central: Graphing a System of Inequalities
A solution is presented to a student-submitted problem. The problem involves graphing and finding the solution set to a system of inequalities.
Ministry of Education and Universities of the Region of Murcia (Spain)
Ministerio De Educacion Y Ciencia: Ecuaciones Y Sistemas De Ecuaciones
In Spanish. Practice how to solve system of equations graphically with this interactive activity.
Sophia Learning
Sophia: Using Elementary Row Operations to Solve for Systems of Equations
This lesson presents how to use elementary row operations to solve for a system of linear equations.
Sophia Learning
Sophia: Writing Equations With a Variable: Lesson 1
This lesson explains how to write out equations in which the variable would be on either side of the equal sign. It is 1 of 6 in the series titled "Writing Equations with a Variable."
Ducksters
Ducksters: Kids Math: Intro to Linear Equations
A site exploring linear equations and how to graph a line from a linear equation. Site also includes example math problems.
ClassFlow
Class Flow: Solving Systems by Graphing
[Free Registration/Login Required] Students will learn how to estimate what the solution to a system of linear equation is by graphing.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Graphing Inequalities One Variable
Find a quick, concise explanation of how to graph a one variable inequality. An example is given and clearly explained.
Varsity Tutors
Varsity Tutors: Hotmath: Algebra Review: Systems of Linear Inequalities
Find a quick, concise explanation of system of linear inequalities. An example is given and clearly explained.
ClassFlow
Class Flow: Inequalities (Algebra)
[Free Registration/Login Required] In this Flipchart students are introduced to equational inequalities and graphing inequalities.
ClassFlow
Class Flow: Linear Equations Substitution
[Free Registration/Login Required] In this Flipchart, students are introduced to linear equations, substitutions, and graphing linear equations on a coordinate grid system.
ClassFlow
Class Flow: Linear Inequalities
[Free Registration/Login Required] This flipchart shows students how to graph linear inequalities.
Interactive Mathematics
Interactive Mathematics: Solving Non Linear Inequalities
The steps for solving non-linear inequalities are presented along with examples to demonstrate the processes. Examples include equations that contain quadratics, cubics and rational expressions.
Interactive Mathematics
Interactive Mathematics: Solving Inequalities
Several examples are presented in this tutorial to demonstrate how to solve inequalities in one variable.
Shmoop University
Shmoop: Basic Algebra: Graphing Inequalities
The tutorial discusses how to graph inequalities. Learners explore the concept through notes and examples. Practice problems are included to check for comprehension of the algebra topic.
Shmoop University
Shmoop: Basic Algebra: Solving Multiple Equations by Graphing
The tutorial discusses how to solve multiple equations by graphing. Learners explore the concept through notes and examples. Practice problems are included to check for comprehension of the algebra topic.
Purple Math
Purplemath: Graphing Linear Inequalities Lesson: Y > Mx + B, Etc.
Demonstrates, step-by-step and with illustrations, how to graph linear (two-variable) inequalities.
Purple Math
Purplemath: Systems of Linear Inequalities
This Purplemath lesson describes how to solve a system of linear inequalities by graphing.