Lesson Plan
Curated OER

First Degree Equations

For Teachers 9th - 12th
Students establish a solid competence in solving all types of equations and a solid understanding of how variables and equations can be utilitzed to solve real life problems.
Worksheet
Curated OER

Solving Literal Equations: Worksheet SE4

For Students 9th - 12th
In this solving literal equations worksheet, learners solve 30 equations. Students solve each equation for a given variable, but do not solve for a number answer.
Lesson Plan
Curated OER

Solving Two Steps Equations

For Teachers 10th - 11th
Students solve two steps equations. In this algebra worksheet, students follow specific steps to solve 2 steps equations. The steps are written out nicely for each student to follow along. This worksheet is a good guide for students...
Worksheet
Curated OER

Solving Mixed Equations and Inequalities #33

For Students 10th - 11th
For this mixed equation and inequality worksheet, students solve various types of equations requiring the use of absolute value, system of equations, polynomials, and square roots. This three-page worksheet contains 60 algebra problems....
Worksheet
Curated OER

Solving Equations (Combine Like Terms)

For Students 8th - 9th
In this combining like terms worksheet, students solve for "x" by combining like terms in each math equation. Each problem contains two positive variable terms. Students add the coefficients to combine them. They subtract the constant...
Lesson Plan
Curated OER

Linear Equations

For Teachers 9th - 11th
This is a great instructional activity from start to finish. With partners and on their own, learners write and solve linear equations and inequalities. They use manipulatives, group work, and an included worksheet to make magic with...
Lesson Plan
Curated OER

Finding Equations

For Teachers 7th - 8th
Students make equations from everyday data. They create a graph from the equations. Students predict and analyze the results. Students complete the second scenario on their own and turn in their handout.
Assessment
Mathed Up!

More Difficult Rearranging Formulae

For Students 9th - 12th
How do you solve equations with more than one variable? Scholars view a video that explains solving literal equations as simply an extension of solving simple equations. Once they have a handle on the concept, they work on several...
Lesson Plan
Curated OER

The Class Trip

For Teachers 3rd - 5th Standards
Mrs. Moore's class is trying to earn money for a trip to the science museum, but how much more do they need? Solve this problem with your own class as they develop their ability to model real-life situations algebraically. As an added...
Worksheet
Curated OER

Solve for the Unknown

For Students 11th
In this solving for the unknown worksheet, 11th graders solve 10 different equations that include determining the unknown variable in each one. First, they set up the equations so that the insides are equal to each other. Then, students...
Worksheet
Curated OER

Solve for the Unknown

For Students 8th - 9th
In this unknown worksheet, students solve simple one-step algebraic inequalities.  This two-page worksheet contains 6 simple problems.  Answers are provided on the last page.
Lesson Plan
Curated OER

Solving Equations Using Two Operations

For Teachers 5th - 7th
Need more detail in showing your class how to solve two-step equations and proportions? This lesson plan outlines the steps young mathematicians need to solve simple equations and check their results. 
Lesson Plan
Curated OER

Linear Equations

For Teachers 11th - 12th
Students solve systems of linear equations by using inverse matrices lead by a class discussion. They write the identities of the matrices given, review, and grade as a class. Students also write the matrix as the product of the...
Worksheet
Curated OER

System of Equations: Elimination Method Using Addition and Subtraction

For Students 8th - 11th Standards
In this system of equations worksheet, learners decide if the addition, subtraction, or substitution method works best for 15 problems of two equations and two unknowns and then use the preferred method to solve the system. Theys are...
Lesson Plan
Mathematics Assessment Project

Maximizing Profits: Selling Boomerangs

For Teachers 9th - 12th Standards
You'll return to this resource again .. .and again ... and again. Class members determine the maximum profit of a boomerang-making business by solving a system of equations. They then review and analyze provided sample responses to...
Lesson Plan
Illustrative Mathematics

Sammy's Chipmunk and Squirrel Observations

For Teachers 7th - 9th Standards
Here is a fun project. Sammy observes a chipmunk and a squirrel to see how many holes each needs in order to stash the same number of acorns.  Scholars could find the answer algebraically or create a table to analyze the...
Lesson Plan
Curated OER

Linear Inequalities in Two Variables

For Teachers 9th - 12th Standards
Graph and solve linear equations in two variables. The class relates the concepts of linear equations to the real world.
Interactive
CK-12 Foundation

Systems of Linear Equations in Three Variables: Intersecting Planes - No Solution

For Students 9th - 12th
How many different ways can three planes intersect? The interactive provides three movable planes. Pupils manipulate the planes to determine the number of solutions possible based upon their intersections.
Handout
Charleston School District

The Sum of Angles in a Triangle

For Students 8th Standards
An informative lesson contains a brief explanation of how the sum of the angles of a triangle is a line. The lesson continues with determining the missing angle in a triangle, or solving for a variable. Using the sum of the...
Worksheet
Curated OER

Solving Systems of Equations in Three Variables

For Students 11th
In this systems of equations learning exercise, 11th graders solve and complete 10 different sets of problems that include three variables. First, they simplify each equation and put them in standard form. Then, students choose to...
Worksheet
Curated OER

Multi-Step Equations

For Students 7th - 9th
In this multi-step equation worksheet, students solve algebraic equations with variables on both sides. They simplify the equation by collecting like terms and then solve for the unknown. This two-page worksheet contains 20 problems....
Worksheet
Curated OER

Two-Step Equations with Decimals

For Students 8th - 9th
In this two-step equation worksheet, students use two-steps to solve for the unknown. Problems involving using addition, subtraction addition, and multiplication. This worksheet contains 18 problems and does contain an answer key.
Worksheet
Curated OER

Solving Equations and Formulas

For Students 9th
In this equations and formulas worksheet, 9th graders solve and complete 15 different problems. First, they solve for the variable x in each equation. Then, students solve for y in each equation. In addition, they write an equation and...
Worksheet
Curated OER

Solving Equations

For Students 7th - 8th
In this solving equations worksheet, students solve and complete 20 various types of problems. First, they solve all types of linear equations in one variable. Then, students compare the quantity in Column A with quantity in Column B and...