Lesson Plan
Curated OER

Rational Equations and Proportions

For Teachers 7th - 8th
In this rational equations worksheet, students solve and complete 11 various types of problems. First, they find a number that is the reciprocal of one described in each statement. Then, students solve for the variable in each expression.
Lesson Plan
Kenan Fellows

Algebra I Review, Solving for Unknown Variable

For Teachers 9th - 12th Standards
Many high school science courses rely on mastery of algebra skills. In an integrated chemistry and Algebra II activity scholars review solving equations for a specified variable with a worksheet. They use common chemistry equations to...
Unit Plan
Mathematics Vision Project

Systems of Equations and Inequalities

For Teachers 9th - 10th Standards
It's raining (systems of) cats and dogs! The fifth unit in a nine-part course presents systems of equations and inequalities within the context of pets. Scholars use systems of inequalities to represent constraints within situations...
Lesson Plan
Kenan Fellows

Multivariate Least Squares Regression Model with Variable Selection

For Students 9th - 12th Standards
The risk of contracting an infection in the hospital is low, but it does happen. Learn what risk factors have the highest correlation with hospital-acquired infections in the final lesson of a three-part series. Using the open source R...
Lesson Plan
Curated OER

Systems of Equations and Real Life

For Teachers 9th - 12th
What a great classroom resource! The intention of this lesson is to show that real-world math can and should be applied to the community in which your high schoolers reside. The class relates properties of equations to solving for...
Worksheet
Lorain County Community College

Solving Linear Equations

For Students 7th - 10th Standards
Put your mathematicians to the test and see if they can solve this worksheet full of multi-step equations with rational numbers. Add, subtract, multiply, and divide with fractions and decimals to solve for x. The top of the worksheet has...
Lesson Plan
EduGAINs

Solving Linear Equations

For Teachers 9th - 12th Standards
To find x, you have to get it by itself, correct? Individuals solve a linear word problem and share their solutions with others that solved the problem in a similar fashion. They then complete a self-assessment on how they feel about...
Unit Plan
Mathematics Vision Project

Module 5: Systems of Equations and Inequalities

For Students 8th - 10th Standards
Systems of equations and inequalities model contextual situations. A set of 12 lessons build a solid understanding of writing and solving systems of equations and inequalities using a variety of methods. The module is the fifth in a...
Lesson Plan
Curated OER

Solving Equations Using Models

For Teachers 5th
Explore mathematics by analyzing images. As they view pictures on the SMART Board, individuals must write corresponding algebraic equations. They utilize models to visualize the math expressions.
Worksheet
Curated OER

Solving Rational Equations

For Students 8th - 11th Standards
In this algebra worksheet, learners solve rational equations including two application problems. This worksheet contains explanations to aid in understanding. 
Lesson Plan
Curated OER

Solving multi-step inequalities and solving systems by elimination

For Teachers 8th - 11th
Students solve multi-step equations and apply the process of elimination. In this algebra activity, students solve linear inequalities and equations using linear combination and evaluation. They graph their results on a number line...
AP Test Prep
College Board

Random Variables vs. Algebraic Variables

For Teachers 10th - 12th Standards
Variables can vary in meaning. A reference material for AP® Statistics explains the difference between random and algebraic variables. It provides a hypothetical situation involving dice—great for use in a classroom situation.
Lesson Plan
Curated OER

Systems of Linear Equations

For Teachers 9th - 11th
Introduce the inverse matrix method to solve systems of linear equations both algebraically and graphically. Using given data, your class checks their answers with graphing calculators. Handouts are included in this well-thought out...
Worksheet
Curated OER

Writing Linear Equations in Different Forms

For Students 7th - 10th Standards
Can your class write linear equations three different ways? Here is a study guide that includes slope-intercept, standard, and point-slope forms. Learners are given the slope and a point on the line, or two points and are asked to write...
Lesson Plan
1
1
EngageNY

Solving General Systems of Linear Equations

For Teachers 11th - 12th Standards
Examine the usefulness of matrices when solving linear systems of higher dimensions. The lesson asks learners to write and solve systems of linear equations in four and five variables. Using matrices, pupils solve the systems and apply...
Lesson Plan
EngageNY

Comparing Tape Diagram Solutions to Algebraic Solutions

For Teachers 7th Standards
Learners solve vacation equations using tape in a lesson plan that utilizes tape diagrams to aid in understanding the algebraic steps involved in solving two-step linear equations. Groups work together to solve seven scenarios involving...
Assessment
1
1
California Education Partners

T Shirts

For Students 7th Standards
Which deal is best? Learners determine which of two companies has the best deal for a particular number of shirts. They begin by creating a table and equations containing each company's pricing structure....
Lesson Plan
1
1
WindWise Education

Which Blades Are Best?

For Teachers 6th - 12th
If I change the length, will they work better? After brainstorming the variables of wind turbine blade design, groups choose one variable to isolate and test. The groups then present their data to the class in order for all to have the...
Lesson Plan
1
1
Bonneville

Creating the Most Effective Solar Heater

For Teachers 6th - 8th Standards
If changing one variable can improve a design, why not try changing more? Using the results from the previous activity, scholars decide on the variables that caused the most improvement in the effectiveness of the solar heater. They take...
Interactive
Physics Classroom

Case Studies: Impulse and Force

For Students 9th - 12th Standards
Why are gym walls padded and cars required to have air bags? Scholars observe two similar situations, such as those listed above, with only one variable altered. They identify the different variable and determine how the variation...
Lesson Plan
Illustrative Mathematics

Firefighter Allocation

For Teachers 5th - 7th Standards
Creating equations with one variable  to solve real-world-type problems is a key skill any algebra learner needs to master. Here the focus is on realizing that one can write the equation in different ways depending upon how one...
Worksheet
Curated OER

Quiz: Solving Equations

For Students 7th - 9th
In this solving equations worksheet, students solve one- and two-step equations containing one variable, as well as positive and negative whole numbers. Students examine equations containing multiplication, addition, and subtraction....
Worksheet
Curated OER

Linear Word Problems

For Students 8th - 9th
In this linear word problems worksheet, students solve fifteen different word problems that are related to linear equations. First, they solve various multi-step problems in one variable. Then, students solve and provide justification...
Worksheet
Waterloo Mathematics

Grade 7 Patterning and Algebra: Algebraic Expressions

For Students 6th - 8th Standards
Classmates solve 18 different problems that are mostly word problems that apply algebraic expressions. They draw different combinations of masses on a scale that would balance. They also simplify expressions and solve for x in a number...