EngageNY
Linear Systems in Three Variables
Put all that algebra learning to use! Using algebraic strategies, learners solve three-variable systems. They then use the three-variable systems to write a quadratic equation given three points on the parabola.
EngageNY
Solving Equations
Teach solving equations through an exploration of properties. Before pupils solve equations they manipulate them to produce equivalent equations. The activity switches the focus from finding a solution to applying properties correctly.
Henrico County Public Schools
Solving Systems of Equations by Elimination
Eliminate the obvious. A series of slides presents algebra classes with step-by-step procedures for solving systems of equations using the elimination method. It provides an introduction to the elimination method for...
Charleston School District
Solving Systems with Substitutions
How many large and small watermelons did he sell? Just use the given information to write and solve a system of equations! The two videos accompanying the lesson explain the substitution method and then introduce problem solving. The...
Los Angeles Valley College
Solving Quadratic Equations Using the Quadratic Formula
Work your way through different quadratic equations with this problem solving resource. The worksheet has twenty problems of different difficulties to get your learners confident in solving these types of problems.
EngageNY
Nature of Solutions of a System of Linear Equations
If at first you cannot graph, substitute. The lesson introduces the substitution method as a way to solve linear systems if the point of intersection is hard to determine from a graph. The 28th installment of a 33-part series finishes...
West Contra Costa Unified School District
Solving Inequalities
What does translating points on a number line have to do with solving inequalities? Young mathematicians first learn about translations of points on a number line, and then use this information to solve linear inequalities in one variable.
Curated OER
Solving Linear Systems
In this linear systems worksheet, 9th graders solve and complete 24 different problems that include solving various linear systems. First, they read through each example and define the two methods described for solving linear systems of...
Alabama Learning Exchange
Solving Literal Equations
Learners solve literal equations. In this Algebra I/Algebra II instructional activity, learners view a PowerPoint presentation about solving literal equations. Learners have the opportunity to complete an interactive...
Curated OER
Solving Radical Equations
In this Algebra I/Algebra II worksheet, learners solve radical equations. The two page worksheet contains a combination of thirteen multiple choice and free response questions. The answers are included.
Curated OER
Extra Practice 1.4: Algebraic Equations
In this algebraic equations worksheet, students read given story problems, translate them into algebraic equations, draw models of the equation, and solve the problem. This one-page worksheet contains 18 multi-step problems.
Curated OER
Solving Equations (Combined and Applications)
Seventh graders, after completing a warm up on if you have three more diamonds than two times what Jon has, and you have 17 diamonds, how many diamonds does Jon have?, generalize a method for solving algebraic equations to model a given...
Curated OER
Solving Literal Equations: Worksheet SE4
In this solving literal equations activity, students solve 30 equations. Students solve each equation for a given variable, but do not solve for a number answer.
Curated OER
Graphing Inequalities in Equations
Can a person solve and graph inequalities in one variable? Sounds impossible but it's not! Young mathematicians solve and graph inequalities in algebraic equations. They find a range of possible values for a variable as they solve...
Math Drills
Simple Linear Equations (C)
Learners work through each of the 18 practice problems to build skills needed to solve linear equations with one variable.
EngageNY
Graphs Can Solve Equations Too
There are many equations Algebra I learners are not ready to solve. Graphing to solve gives them a strategy to use when they are unsure of an algebraic approach to solve the problem. The lesson exposes learners to a wide variety of...
EngageNY
Applications of Systems of Equations and Inequalities
Is the application of systems of equations giving your class headaches? Use this resource to build on your pupils' logic to lead them to building equations and using algebraic methods. The lesson begins with an exploration of...
EngageNY
Graphing Systems of Equations
Expand on learners' understanding of quadratic-linear systems. Building on the graphic understanding developed in the previous lesson, pupils learn algebraic methods of solving the systems.
Kenan Fellows
Balancing Equations Using Matrices
Matrices help solve systems of equations in chemistry, computer graphics, circuitry, probability, and more. The second instructional activity in a seven-part series focuses on using matrices to balance chemical equations. Pupils rely on...
EngageNY
Solving Inequalities
Do properties of equations hold true for inequalities? Teach solving inequalities through the theme of properties. Your class discovers that the multiplication property of equality doesn't hold true for inequalities when multiplying by a...
Benjamin Franklin High School
Saxon Math: Algebra 2 (Section 1)
This first of twelve algebra 2 resources provides a broad review of many algebra 1 concepts through a number of separable lessons and labs. Starting with the real number system and its subsystems, the sections quickly but thoroughly...
EngageNY
Solving for Unknown Angles Using Equations III
Challenge your classes to combine geometric and algebraic concepts with an activity that builds on concepts learned in the first three lessons of the series. The fourth part asks scholars to identify geometric angle relationships and use...
CK-12 Foundation
Linear Systems with Addition and Subtraction: XYZ Tiles
Cover it up to reveal the values of variables. Using arrangements of colored tiles representing algebraic expressions, pupils layer them over each other to determine the values of variables. The procedure models the elimination method in...
Curated OER
Solving Algebraic Equations
In this algebraic equations worksheet, 6th graders solve and complete 9 different word problems that include various types of equations. First, they find consecutive even numbers and write an equation to solve. Then, students write a...