Curated OER
Matrices In Encryption And Decryption Of Codes
Students relate Cryptography to the solving of simultaneous linear equations in matrix notation. They explore various methods of encrypting and decrypting codes. Pupils discuss and solve simultaneous linear equations.
Curated OER
Linear Inequalities - Parallelogram Problem
Students use the Geometer's Sketchpad to illustrate possible answers to a parallelogram problem. As a class, they discuss the point-slope and linear equation forms. Individually, students solve their equations and check the results on...
Curated OER
Linear Systems: Identifying Pivots and Multipliers
In this pivot worksheet, students explore the elimination process, and write a matrix in upper triangular form. They identify equivalent systems. This four-page worksheet contains examples, explanations, and approximately ten problems.
Curated OER
The Elimination Method
Tenth graders investigate the Elimination Method in the solving of equations. They solve the equation using this method in examples with the teacher and then transfer the new knowledge to independent practice.
Curated OER
Linear Systems: Using Matrix Operations
For this linear systems worksheet, students use matrix multiplication as an elimination technique to solve linear systems. They compare products and explore trends. This four-page worksheet contains explanations, examples and five...
Curated OER
Linear Systems: Elimination
In this elimination worksheet, students use the elimination process to transform a system into an equivalent form. This three-page worksheet contains three practice problems as well as examples and explanations.
Curated OER
Sorting Pennies, A Wagering Activity for Algebra I
Young scholars solve weight equations. For this equations lesson, groups of students weigh and separate pennies to find information necessary to solve simultaneous equations. The teacher provides equations based on the weight of pennies...
Curated OER
Choosing a Summer Job
What did you do over your summer vacation. Young wage earners must compare summer job options, and determine when each job earn the same amount and what that amount be. This be done by creating, graphing, and solving systems of...
Curated OER
Basic Matrix Algebra
Students perform basic matrices operations. For this algebra lesson, students add, subtract, multiply and divide matrices. They solve system of equations using matrices.
Curated OER
Applications with Motion: Extra Practice 33
In this math worksheet, students solve seven problems using the formula for speed, distance, and time. Students use a table to elicit the system of equations, and solve them using either combining techniques or substitution.
Curated OER
Polynomial Word Problems
In this polynomial word problem worksheet, students read story problems, write a system of equations, and solve using substitution. This one-page worksheet contains ten problems.
Curated OER
Elimination with Multiplication
Learners solve equations using linear combination. In this algebra instructional activity, students solve a system by checking if a given pair of coordinates are solution to the system. They solve the system using elimination, and...
Curated OER
Volumes in 3-D
In this geometry worksheet, 11th graders calculate the volume of there dimensional shapes using the formula for cylinders. They are given the height and the base and asked to calculate the volume. There are 4 problems.
Curated OER
Discovering Math-Concepts in Advanced Algebra
Students research The Nine Chapters on the Mathematical Art and Chinese contributions to mathematics using both print and non-print sources. From their research they create an illustrated table of contents for each chapter of the Nine...
Curated OER
Mr. Payne Word Search Puzzle
In this language arts worksheet, students study 10 words in a word bank, then locate them in a word search puzzle. The words appear to be related to algebra; the meaning of the title is not known. There is one misspelled word in the word...
Curated OER
Matter
Eighth graders explore chemical reactions and their products. They define a chemical reaction and describe the characteristics of a chemical reaction. Students classify chemical reactions.
Curated OER
Call Me
Learners write essays to persuade their families to use a particular long-distance phone plan. They compare a 10-10 plan to a regular long-distance plan.
Texas Education Agency
Texas Gateway: Solving Systems of Equations Using Substitution
Given a system of two equations where at least one of the equations is linear, the student will solve the system using the algebraic method of substitution.
Texas Education Agency
Texas Gateway: Determining Reasonableness of Solutions (System of Equations)
Given verbal descriptions of situations involving systems of linear equations, the student will determine the reasonableness of the solutions to the system of equations.
Khan Academy
Khan Academy: Systems of Equations With Substitution
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.
Khan Academy
Khan Academy: Practice: Solve Systems of Equations With Substitution
In this practice quiz, students are given a system of two equations and asked to substitute the information from one equation into the other in order to determine x and y. Includes hints.
Texas Education Agency
Texas Gateway: Solving Systems of Equations With Algebraic Methods
Given verbal and/or algebraic descriptions of situations involving systems of two-variable linear equations, the student will solve the system of equations by different methods.
Quia
Ixl Learning: Systems of Equations
Brush up on your math skills relating to systems of equations then try some practice problems to test your understanding.
Mangahigh
Mangahigh: Algebra: Solve Systems of Equations Substitution Method
Students watch an online tutorial on the concept of solving systems of equations using the substitution method. After watching, students test their knowledge by attempting ten practice problems that increase or decrease in difficulty...