Unit Plan
Khan Academy

Khan Academy: Equations With Variables on Both Sides

For Students 7th - 8th
Practice solving one-variable equations like 20 - 7x = 6x - 6, where the variable appears on both sides of the equals sign. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or...
Unit Plan
Khan Academy

Khan Academy: Equations & Inequalities Word Problems

For Students 9th - 10th Standards
HSA-CED.A.1: Interactive resource which create equations and inequalities in one variable and use them to solve problems. Include equations arising from linear and quadratic functions, and simple rational and exponential functions....
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Khan Academy

Khan Academy: Linear Equations With Unknown Coefficients

For Students 9th - 10th Standards
Solve a linear equation for a variable where the coefficients are represented by letters. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Activity
Texas Instruments

Texas Instruments: Linear Equations and Y Intercepts

For Teachers 9th - 10th
These questions measure knowledge and skills: order of operations; solving equations in one variable; graphing linear equations; writing linear expressions and equations; finding the y-intercept of a linear function.
Handout
CK-12 Foundation

Ck 12: Algebra: Linear Equations Study Guide

For Students 9th - 10th Standards
This comprehensive study guide highlights the main terms and formulas needed to understand linear equations. Examples are included.
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Khan Academy

Khan Academy: Multi Step Linear Inequalities

For Students 9th - 10th
Solve linear inequalities that take multiple steps to solve. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Activity
Texas Instruments

Texas Instruments: Linear Inequalities

For Teachers 9th - 10th Standards
In this question set, students are asked to solve inequalities in one variable, graph linear inequalities, and graph systems of linear inequalities. Questions are multiple choice and true/false; solutions are included.
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Khan Academy

Khan Academy: Constraint Solutions of Two Variable Inequalities

For Students 9th - 10th
Find the range of values of one variable thatcorresponds to a given value of the other variable in a linear inequality.
Activity
Texas A&M University

Systems of Linear Equations an Introduction [Pdf]

For Students 9th - 10th Standards
Use this site to see how graphing and substitution are used to solve systems of equations. The examples have systems that have one, infinite, or no solutions. The site is set up to see the solutions step by step.
Unit Plan
Texas A&M University

Wtamu Virtual Math Lab: Beginning Algebra: Solving Linear Equations

For Students 9th - 10th Standards
Through this tutorial, you'll learn strategies and definitions that will help you solve linear equations. Example problems with step-by-step solutions and practice exercises with answers and explanations make this resource perfect for...
Website
Purple Math

Purplemath: Solving Linear Inequalities: Introduction and Formatting

For Students 9th - 10th Standards
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...
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Khan Academy

Khan Academy: Equations With One Rational Expression

For Students 9th - 10th Standards
Solve equations that have one rational expression whose numerator and denominator are linear expressions. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Activity
Wyzant

Wyzant: Equation Calculator

For Students 9th - 10th
Students can input an equation and have the site solve it for them, complete with steps shown and explanations given along the way. Equations must be simple, first- or second-degree with only one variable. A quick list of rules to follow...
Interactive
National Council of Teachers of Mathematics

Nctm: Illuminations: Algebra Tiles

For Students 9th - 10th Standards
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...
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: 8.ee Solving Equations

For Teachers 8th Standards
This task models how a drawing can be used to represent a linear equation in one variable. Students are then asked to solve equations using algebraic symbols as well as pictures and to comment on issues they see. They are then asked to...
Lesson Plan
Khan Academy

Khan Academy: Lsn 13: Systems of Equations, Algebraic and Graphical Representations

For Teachers 9th - 10th Standards
Lesson 3 of 4 for Passport to Advanced Math. Students will solve systems of equations in two variables in which one equation is linear and the other equation is quadratic or another nonlinear equation; relate properties of the function f...
Activity
Interactive Mathematics

Interactive Mathematics: Solving Inequalities

For Students 9th - 10th Standards
Several examples are presented in this tutorial to demonstrate how to solve inequalities in one variable.
Activity
Texas Instruments

Texas Instruments: Linear Equations: Using Algebra

For Teachers 9th - 10th Standards
Students learn to solve one-step and two-step linear equations. They understand algebraic concepts relating to linear equations such as isolating the variable, balancing equations, and checking solutions. Students also learn the...
Unit Plan
Khan Academy

Khan Academy: Systems of Equations With Substitution

For Students 7th - 8th Standards
Solve systems of equations where one of the equations is solved for one of the variables. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
PPT
Sophia Learning

Sophia: Writing a Linear Equation From a Perpendicular Line and Point

For Students 9th - 10th Standards
This lesson presents how to write an equation of a line that passes through a given point and is perpendicular to a given line.
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Khan Academy

Khan Academy: Systems of Equations With Elimination

For Students 9th - 10th Standards
Solve systems of equation with one-step elimination (e.g., x-values or y-values cancel each other out). Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video, or receive hints.
Unit Plan
Khan Academy

Khan Academy: Lesson: Solving Linear Equations and Linear Inequalities

For Students 9th - 10th Standards
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.
Unit Plan
CK-12 Foundation

Ck 12: Algebra: Solving Systems by Multiplying One Equation

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers solving systems by multiplying one equation by a constant to eliminate a variable.
Activity
CK-12 Foundation

Ck 12: Linear Equations: Paying for a Slice of Pizza

For Students 9th - 10th
[Free Registration/Login Required] Students practice solving linear equations with variables using fractions. Click challenge me to answer a practice question and click learn more to watch a video.