Curated OER
Finding X and Y Intercepts
How can you solve systems of linear equations? This slideshow introduces learners to the substitution method, the elimination method using addition and subtraction, and the elimination method using multiplication. Guided practice...
CPM
Using Equal Values Method or Substitution
Math whizzes solve and complete 20 different problems. Problems are solved using the substitute, or the equal values method. Learners also create their own systems of equations based on word problems.
Curated OER
Substitution
Students solve linear equations. In this algebra instructional activity, students use substitution to solve equations. They plug in the numbers for the missing variable and solve.
Curated OER
WS 4.6 Types of Reactions
Somehow 55 chemistry problems have been squished onto a single page! Don't assume that it is a mess, however. High school chemists write the products for different types of reactions. Then they identify the type of reaction in addition...
Ohio Department of Education
I Can Do This! Systems of Equations
Use tables, graphs, and substitution to solve systems of linear equations. An envelope of sample problems is passed around the classroom, and each learner has the opportunity to solve the system in the envelope. This is a great way to...
Da Vinci Design
Solving Systems of Equations
It can take a lot of time to create one instructional activity. You're in luck with a set of five systems of equations worksheets! Each version has a first page solving with substitution, elimination, and graphing; followed with an...
Beyond Benign
A Green(er) Redox Reaction
Do some experimentation with reduction-oxidation! Stoichiometry superstars use a single-replacement reaction to study limiting reactant, theoretical yield, and the reactivity of metals through a lab activity. The teacher's guide includes...
Curated OER
Quick Quiz: Substitution
In this substitution quiz learning exercise, students complete a set of 10 problems, determining whether given values for n are correct, writing yes or no. Answers are given on page 2.
Curated OER
TAKS Math Quiz-Substitution of Values in Polynomials
In this TAKS math quiz worksheet, students take an online quiz focused on substitution of values in polynomials. Quiz can be graded online by clicking a link.
Curated OER
Identifying Reaction Types
In this reactions worksheet, students are given nine chemical reactions to identify as single replacement, double replacement, synthesis or decomposition reactions.
Curated OER
Writing and Balancing Equations
In this equations worksheet, students identify simple reactions as direct combination, decomposition, single replacement, or double replacement. This worksheet has 20 fill in the blank questions.
Curated OER
Algebraic Substitution for Electric Circuits
In this physics worksheet, students use Ohm's law to solve for voltage, current and resistance. They answer 13 problem solving questions using Ohm's law.
Curated OER
Solving Problems Using Systems of Equations
In this system of equation worksheet, students use the substitution and elimination methods to solve systems of equations. Students must read a short story, write the equations the story represents, and then solve the systems of...
Curated OER
Balancing Chemical Reactions
For this balancing equations worksheet, students balance 10 reactions and indicate the type of reaction each is such as synthesis, decomposition, or single replacement.
Curated OER
Balancing Chemical Reactions II
In this balancing equations worksheet, students balance 10 equations and indicate the type of reaction as synthesis, decomposition or single replacement.
Curated OER
Predicting Products and Balancing
In this balancing chemical equations worksheet, learners solve 10 problems. They complete the reactions, name the type of reaction such as synthesis, decomposition, or single replacement and then balance the equation.
Curated OER
Types of Chemical Reactions Lab
In this chemical reactions worksheet, students experiment with several different reactions and identify each as a single replacement, double replacement, synthesis, decomposition or combustion reaction. Students observe the changes in...
Curated OER
Systems of Equations (Systems Project Part 1)
In this systems of equations worksheet, students identify and explore three ways to solve systems of equations: graphing, substitution, elimination. They discuss the strengths, weaknesses, and write an algorithm for each method. ...
Henrico County Public Schools
Solving Systems of Equations Algebraically
Looking to review solving systems of equations algebraically? An educational slideshow presentation explains the methods of elimination and substitution, works through example problems, and provides practice problems.
University of Utah
Simultaneous Linear Equations
Solve simultaneous linear equations, otherwise known as systems of linear equations. Pupils practice solving systems of linear equations by graphing, substitution, and elimination. The workbook provides a class activity and homework 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...
Washingtonville Central School District
Systems of Equations (Substitutes and Elimination)
With a whopping total of 66 questions, here is a resource that provides a full variety of systems of equations questions using elimination and substitution solution methods.
Curated OER
Substitution "Plugging In"
The old plug and chug method will help the class investigate functional notation. They explore the meaning of functional notation, f(x), and determine the functional value of given values. The lesson includes two application problems and...
Willow Tree
Systems of Equations
Now that learners figured out how to solve for one variable, why not add another? The lesson demonstrates, through examples, how to solve a linear system using graphing, substitution, and elimination.