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Sal offers an example showing how to manipulate numbers on either side of the equal sign to isolate the variable and solve the equation.

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### We found 1,376 resources with the concept equations

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#### Geometry Unit 1: Tools for Geometry

Six resources make up the first unit in the Flipped-Mastery series for geometry. In the first lesson, scholars learn how to identify and name points, lines, and planes. They work with four postulates, then practice the skills for naming...

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#### Flipping Physics: AP Physics 1 Review

Flip the review of key concepts in Physics 1 with a series of videos designed to help viewers prepare for the AP exam. Topics covered include Kinematics, Dynamics (Newtonâ€™s 3 laws and friction); Work, Energy and Power; Linear Momentum...

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#### Statistics Fun: Sample Size

How calculating! Viewers of a six-video collection learn how to solve for sample size when the confidence, error, and z score are known. Other videos discuss standard deviation, margin of error, and proportion. The tutorials also use...

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#### Grade 6, Claim 2 & 4: Problem Solving & Communication Reasoning Supports

A three-resource collection of teacher and student-friendly slides provides sixth graders with models of items on the Smarter Balanced assessments. Claim 2 offers 13 questions that assess problem solving. Claim 3 problems illicit...

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#### Solve Linear Equations and Inequalities in One Variable

The one thing you need to know in algebra is how to solve for an unknown variable. Start with the basics and practice solving linear equations and inequalities. Here are a variety of lessons and worksheets to hit your content.

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#### Solve Systems of Equations: Common Core High School Algebra

With many ways to solve a system, there is a method for everyone. This collection has the three methods of substitution, elimination, and graphing while finishing with solving linear/quadratic systems.

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#### April Fool's Day Two-Digit Addition Collection

What fun! Kids cut out the "answers" to these two-digit addition problems (because someone stole them from the teacher's answer key for April Fool's), and paste them on the correct equations. Sure to be a hit, and there are seven...

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#### Review Sheets: Basic Mathematics 2

A good mix of Pre-Algebra problems, learners tackle everything from proportions and equations, to polygons and circles. The sections are broken up by topic with a list of the skills that are required to complete the questions.Â

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#### Arithmetic Maker

With endless possibilities, you can create custom flashcards to take to class as easy as 1, 2, 3! Let this flashcard creator do the work for you, just chose the level of difficulty, add or subtract, and the number of place values. Each...

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#### Example 2: Variables on Both Sides

Sal offers an example showing how to manipulate numbers on either side of the equal sign to isolate the variable and solve the equation.

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#### Equations 3

Sal illustrates more involved equations in this last video in a series. It follows "Simple Equations" and "Equations 2". He continues to use color-coded markings to help increase student understanding of a more complicated equation:...

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#### Equations 2

"Equations 2" is the second video in this series. It follows the presentation titled "Simple Equations." This presentation shows how to solve slightly more complicated algebraic equations, like Ax+B=C. Sal uses visuals (like a number...

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#### Algebra: Linear Equations 4

This is a lesson in solving linear equations. More specifically, students will see how to solve an equation with a variable expression in the denominator of a fraction.

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#### Algebra: Equation of a Line

Given two points on a line, find the value for slope using the rise over run formula. Then find the y-intercept by plugging one of the point values into the equation of a line. Finally, put these values into the equation of a line y =...

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#### Solving Equations 2

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#### Solving Equations 1

Sal demonstrates how to solve an equation. He begins by saying that the variable needs to be isolated. He shows how to move numbers on either side of the equal sign to isolate the variable. He also shows how to verify answers by plugging...

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#### Simple Equations

Basic algebraic equations of the form Ax=B are dissected. Sal encourages viewers to fully understand what the equations represent prior to learning how to manipulate them. Furthermore, he teaches students how to solve the equations...

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#### Equation of a Tangent Line

Using a specific example, Sal shows how to find the equation of a tangent line to a given function at a specific point. Specifically, he solves the problem of finding the tangent line to the function f(x) = xex at x = 1. This problem...

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#### Diapers

Most of your students probably think a car or college is the first big expense their parents could help them with, but as it turns out these kids have been costing their parents for their whole lives. Have they ever considered how much...

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#### Going to the Game (systems)

Seven real-life math problems require the solving of simultaneous pairs of linear equations. Although a similar approach is taken for most of the problems, the topic of sports stadium concessions should keep the interest level high. As a...

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#### Solving Linear Equations in One Variable

A thorough and professional appearance characterizes a instructional activity on linear equations. Maturing mathematicians are taught to identify and exemplify linear equations with a single variable. They also classify equations...

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#### Graphs of Linear Equations

Sal is plotting away in this video - but don't worry, it's nothing suspicious. He introduces linear equations, taking viewers through a few simple examples before applying the knowledge to word problems that are more complicated.

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#### Constructing Equations in Slope-Intercept Form from Graphs

This lecture continues reviewing linear equations and slope problems with several example problems. Those who didn't grasp the concepts during class might find this lesson helpful.

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#### SAT Prep: Test 5 Section 7 Part 3

The most helpful part of this video is at the very end, when Sal demonstrates how to solve a combinations problem incorrectly (after initially finding the correct answer). The trial-and-error strategy of solving multiple-choice math...