Qtr 1, Lesson 3: Rewriting Equations and Formulas

By Stan Lisle

A lesson describing how to rewrite algebraic expressions with multiple variables and solve for any of the variables. Problems included to test the student's understanding.

One-step equations with multiplication and division

Let's get a conceptual understanding of why one needs to divide both sides of an equation to solve for a variable.

One-step equations with multiplication and division

Let's get a conceptual understanding of why one needs to divide both sides of an equation to solve for a variable.

Understanding negative number addition and subtraction with variables

Let's get some practice thinking about adding and subtracting variables representing positive and negative numbers on the number line.

Understanding negative number addition and subtraction with variables

Let's get some practice thinking about adding and subtracting variables representing positive and negative numbers on the number line.

Understanding negative number addition and subtraction with variables

Let's get some practice thinking about adding and subtracting variables representing positive and negative numbers on the number line.

Understanding negative number addition and subtraction with variables

Let's get some practice thinking about adding and subtracting variables representing positive and negative numbers on the number line.

Understanding negative number addition and subtraction with variables

Let's get some practice thinking about adding and subtracting variables representing positive and negative numbers on the number line.

Linear Equations in Two Variables

By Meritnation

YouTube presents Linear Equations in Two Variables, an educational video resource on math.

Solving systems of equations in three variables

By MathPlanetVideos

Solve the systems of equation in our example.

Equations with variables

By MathPlanetVideos

Solve the following equation 8⋅x−x=21

Solving systems of equations in two variables

By MathPlanetVideos

Solve the system of equations: {2x−4y=0 −4x+4y=−4

Equations with variables on both sides

Sal solves the equation 20 - 7x = 6x - 6.

Equations with variables on both sides

Sal solves the equation 2x + 3 = 5x - 2.ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½ï¿½

2.3 Quadratic Equations in One Variable Part 1

By Tammy B

Solve quadratic equations in one variable.

Variables on both sides | Linear equations | Algebra I

This video lecture series on Worked Examples in Algebra from Khan Academy includes Solving Equations, Solving Word Problems, Solving for a variable, Absolute Value and Number Lines, Patterns in Sequences, Functional Relationships, Domain and Range, Rate Problems, Linear Functions, Slope of a Line, X and Y intercepts, Equation of a Line, Parallel Lines, Perpendicular Lines, Solving Inequalities and more

Solving Quadratic Equations in one Variable by Factoring

By Victoriamiles

Solve quadratic equations in one variable.

Solve equations and simplify expressions

By MathPlanetVideos

Solve the given equation 12(3b−b4a)=36

Different ways to solve equations

By MathPlanetVideos

Solve the following expression 4x−7=x/3+4