Worksheet
Curated OER

Chapter 6: Objective 2.1 Substitution

For Students 11th - Higher Ed
In this substitution learning exercise, students solve systems of equations by substitution. This one-page learning exercise contains ten system of equation problems.
Worksheet
Curated OER

Systems of Linear Equations

For Students 9th - 12th
In this systems of equations worksheet, learners complete 14 multiple choice questions involving systems of equations and finding how many solutions belong to a set of systems.
Worksheet
Curated OER

Cramer's Rule

For Students 11th - 12th
In this Cramer's Rule worksheet, students solve and complete 18 different problems related to trigonometry. First, they solve each system of equations using Cramer's Rule. Then, students solve using matrix elimination. Finally, they...
Worksheet
Curated OER

System of Equations Word Problems

For Students 9th - 11th
In this algebra worksheet, students solve word problems using systems of equations. They must first rewrite the words into algebraic expressions. There are 12 questions with an answer key.
Worksheet
Curated OER

Systems of Equations

For Students 9th - Higher Ed
For this systems of equations worksheet, students solve ten sets of problems by using the substitution method. They first decide which variable they are going to solve for, x or y. Then, students replace that value with the other...
Worksheet
Curated OER

Math Sheet #5

For Students 9th - 10th
In this math worksheet, learners solve systems of equations using the elimination or substitution method. There are five problems on this one-page worksheet.
Worksheet
Curated OER

Non Calculator Simultaneous Equations

For Students 8th - 9th
Eighth and ninth graders combine pairs of linear equations by multiplying and either adding or subtracting. They find the value of x in the pair of equations. They use substitution to find the value of y. Students use graphing to solve...
Lesson Plan
Illustrative Mathematics

Summer Swimming

For Teachers 7th - 9th Standards
Here is a real-world application for systems of equations. When is it better to pay an enrollment fee and lower daily rate, and when is it better to pay the regular price? The local swim center is having a special offer, reductions in...
Lesson Plan
EngageNY

Nature of Solutions of a System of Linear Equations

For Teachers 8th Standards
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...
Lesson Plan
EngageNY

Getting a Handle on New Transformations 2

For Teachers 11th - 12th Standards
Use 2x2 matrices to move along a line. The second day of a two-day lesson is the 28th installment in a 32-part unit. Pupils work together to create and solve systems of equations that will map a transformation to a given...
Worksheet
Curated OER

MT-A314 Introduction to Linear Algebra Worksheet 1.4(b)

For Students 10th - 11th
A linear algebra worksheet where pupils explore three linear equations and use Gaussain elimination to solve the system of equations. They identify values that have no solution, one solution, and many solutions. There is one open-ended,...
Worksheet
Curated OER

Solving Systems Algebraically

For Students 8th - 11th
In this algebra lesson, students solve systems of equations. They solve using substitution and elimination. There are 10 questions.
Assessment
Concord Consortium

In a Triangle

For Students 9th - 12th Standards
What's in a triangle? Just 180 degrees worth of angles! Young learners use given angle relationships in a triangle to write an algebraic representation. Using a system of equations, they simplify the equation to a linear representation.
Lesson Plan
Curated OER

College Prep Algebra, Evaluate Expressions

For Teachers 8th - 9th
In this algebra worksheet, students use order of operations to solve 12 equations. They use the substitution method to solve 12 variable equations.
Lesson Plan
Curated OER

College Prep Algebra, Order of Operations

For Teachers 8th - 9th
In this algebra worksheet, students evaluate 9 exponential terms. They use order of operations to solve 18 rational number problems. Students use substitution to evaluate 4 problems involving variables.
Assessment
Inside Mathematics

Printing Tickets

For Teachers 9th - 12th Standards
Determine the better deal. Pupils write the equation for the cost of printing tickets from different printers. They compare the costs graphically and algebraicaly to determine which printer has the best deal based upon the quantity of...
Worksheet
Curated OER

Introduction to Linear Algebra 2.1

For Students 11th - Higher Ed
In this linear equation worksheet, students identify the vector space of a given matrices and find the appropriate system of equations for each of four solutions. Then they solve the system and write their conclusion.
Worksheet
Curated OER

Systems of Equations Word Problems

For Students 11th
In this algebra instructional activity, 11th graders solve word problems using algebraic equations. There are 8 word problems with an answer key.
Lesson Plan
Curated OER

Regents High School Examination: Integrated Algebra

For Teachers 9th - 12th
For this integrated algebra worksheet, students answer 39 questions in preparation for the Regents High School Examination.  Students solve problems about various topics in algebra and algebra II including quadratics, systems of...
Lesson Plan
West Contra Costa Unified School District

Solving a System by Substitution

For Teachers 8th - 10th Standards
Solving systems by substitution can be a challenging topic in algebra I. Here is a lesson that builds on students' understanding of intercepts to begin the process of substitution, and all work is reinforced graphically to build...
Worksheet
Curated OER

Magic Squares, Simultaneous Equations, Hill Walking, and Diophantine Equations

For Students 9th
For this solving equations worksheet, 9th graders solve and complete 21 various types of problems. First, they use the method shown to find the value of xin each equation. Then, students use an algebraic approach to solve the magic...
Worksheet
Curated OER

Academic Algebra 2 Test

For Students 11th
In this algebra worksheet, 11th graders rewrite word problems using algebraic expressions. They solve problems using systems of equations. There are 14 problems on this worksheet.
Assessment
Inside Mathematics

Number Towers

For Teachers 9th - 12th Standards
Number towers use addition or multiplication to ensure each level is equal. While this is common in factoring, it is often not used with algebraic equations. Solving these six questions relies on problem solving skills and being able to...
Worksheet
Curated OER

Numerical Analysis: Discrete Least Squares

For Students Higher Ed
In this discrete least squares worksheet, students use a linear algebra approach to discrete last squares approximation. This two-page worksheet contains approximately 10 problems.