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### We found 475 resources with the keyterm equations

Videos (Over 2 Million Educational Videos Available)

8:55

The Circulatory System Part 1: The Heart

6:54

How to paint a watercolor and ink flower...

3:07

Who was Frederick Douglass?

Other Resource Types
(475)

Lesson Planet

#### SAT Prep: Test 5 Section 3 Part 2

Going over the last problem from the previous video (problem 5), Sal explains his thought process more carefully. Additionally, he solves problems involving measuring angles, algebraic expressions, and averages.

Lesson Planet

#### Algebra Practice: Equations With Rational Numbers

Young mathematicians solve 12 equations, determine operations performed and solve 2 test prep questions. Houghton Mifflin text is referenced.

Lesson Planet

#### Algebra: Use Mental Math to Solve Equations - Practice 2.8

This problem solving instructional activity requires mental math to solve 20 Algebra equations involving addition, division, subtraction and multiplication.

Lesson Planet

#### Study Jams! Multiplication & Division Equations

Sam sets up both a multiplication and a division equation and works them through step by step. The one of each type are provided as independent practice. Have your middle schoolers watch the animation at home and take the accompanying...

Lesson Planet

#### Study Jams! Determine the Missing Operation in an Equation

Deepen the number sense of your math class with a short presentation on writing equations. Using the relationship between numbers, young mathematicians learn how to determine the missing operator in an equation. A number of opportunities...

Lesson Planet

#### How Do You Solve a Polynomial Equation With Two Variables?

Sometimes you'll need to solve an equation with multiple variables on each side. This step-by-step tutorial will show you how to set your equation to 0, factor out the GCF, simplify, write your answers as a set, then plug and chug to...

Lesson Planet

#### How Do You Write an Absolute Value Inequality from a Word Problem?

Use this word problem to practice turning words into math. You'll follow the step-by-step process to determine what is being asked and what you'll need to do to solve the problem. A great tutorial for learners needing a little extra help...

Lesson Planet

#### How Do You Write an Equation for a Vertical Line?

To find the equation of a vertical line you need to use x=b to determine the equation. This tutorial explains the use of formula x=b to find a value for an unknown y. The explanation of this concept is rushed making this tutorial only...

Lesson Planet

#### Holes in Rational Equations

When you have a hole in a graph it means that both the numerator and denominator equaled 0 in an equation. So what does that mean? Learners can brush up on this graphing concept and feel OK when they realize a hole in a graph is just a...

Lesson Planet

#### Factoring Quadratic Polynomials

Learn how to factor the quadratic polynomial ax(squared)+bx+c, where (a) does not equal 1. This quick algebra lesson focuses on using the "bottoms up" method to factor this polynomial. The instructor uses an interactive whiteboard to...

Lesson Planet

#### How a Capacitor Works

A capacitor stores energy in the form of an electric charge. See a circuit diagram explaining charges and electron flow. Equations are given for energy and a capacitor is made. Show this to your physics or beginning electronics class.

Lesson Planet

#### Sore Throats, Variation 2

What does math have to do with a sore throat? When you mix water and salt you have a great review of how to represent proportional relationships by an equation or graph. Here the proportions of the mixtures may be different, but the...

Lesson Planet

#### Writing and Solving px+q=r Equations - 7.EE.4.a Isabelle's iPod

Middle school math classes set up problems that include variables and then find the solutions. Two worksheets are included with this well-developed resource, and the real-world scenarios deal with popular topics such as mobile devices,...

Lesson Planet

#### Evaluating Solutions of One Step Equations and Inequalities

Review the differences among equations, expressions, and inequalities. Demonstrate with a scale how an equation balances out on both sides, and how an inequality has a set of solutions. Present a few real-world problems for your...

Lesson Planet

#### Ants Versus Humans

You would think that humans make up more mass than ants do on this planet, but think again, and this time by performing calculations. Middle schoolers use scientific notation to compute and compare the estimated total mass of all humans...

Lesson Planet

#### Kimi and Jordan

A single activity gets your math class to solve a word problem using two linear equations and two variables. They compare the summer earnings of Kimi and Jordan and then graph the solutions to determine who will save the most money in a...

Lesson Planet

#### Gateway Jeopardy

Play Jeopardy and review these concepts before that upcoming test. Make sure the class has a good grasp of: order of operations, solving equations, and understanding functions. There are a few miscellaneous related concepts for review also.

Lesson Planet

#### Pike Problems in Lake Davis

Pike fish pose a threat to native trout and catfish in lakes. Would you drain and poison a lake to get rid of the Pike fish? If the lake was drained and poisoned, then refilled and repopulated with trout and catfish, how would you...

Lesson Planet

#### How Do You Solve a System of Equations Using the Substitution Method?

Watch this video to learn how to find the solution to a system of equations with the substitution method! A teacher will lead you through each step necessary, explaining her steps and the reasoning behind her decisions. After watching...

Lesson Planet

#### Reactions and Equations Lab , Spring 2003

Seven reactions are detailed on the slides in this PowerPoint. The reactants and products are labelled on the photos. Your students are expected to be able to write the equations for the reaction that is happening in the image given....

Lesson Planet

#### The Student-Generated Word Problem

Explore word problems by reviewing math vocabulary. Critical thinkers read several word phrases and practice transforming them into numerical expressions. They create their own word problems based on existing math sentences.

Lesson Planet

#### Using Variables in Simple Equations

A Cyberchase clip shows Hacker creating a game show that uses a variable to find out how much power is produced by a gleamer bug. Follow the video with a lesson plan about using variables to solve equations. Terrific handouts and...

Lesson Planet

#### The Math Things Mingle

Even Seveth Graders can have fun engaging in a jigsaw activity. They discuss and define equations, inequalities, expressions, and algebraic symbol strings, cards representing each concept are passed to learners. They mingle with each...

Lesson Planet

#### Equations - More of Them!

Learners solve for the variable in multiplication and division problems. They complete 10 equations.