Instructional Video4:10
Brian McLogan

Using a Multiplier to Solve the System of Equations Using Elimination

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Instructional Video4:53
Brian McLogan

How to Solve a System of Equation Using Elimination

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Instructional Video5:30
Brian McLogan

How to Math - Solving a system of equations by using substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video1:42
Brian McLogan

Solving a linear equation using two steps

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve two step linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. To solve for a variable in a two step linear equation, we first isolate the variable by using inverse...
Instructional Video12:25
Professor Dave Explains

Linear Independence

12th - Higher Ed
Defining linear independence.
Instructional Video15:25
Tarver Academy

EQUATIONS WITH PROBLEM SOLVING - Algebra 2.5

12th - Higher Ed
In This Episode, Tyler Teaches Us About EQUATIONS WITH PROBLEM SOLVING - Algebra 2.5
Instructional Video6:21
Brian McLogan

Using point slope form to find the equation of a line of a line given a point and slope

12th - Higher Ed
๐Ÿ‘‰ Learn how to write the equation of a line in a point-slope form. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various forms which we can...
Instructional Video1:34
Brian McLogan

Solving a proportion by cross multiplication with decimals

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Instructional Video2:35
Brian McLogan

Finding the equation of a line using point slope form given a point and slope

12th - Higher Ed
๐Ÿ‘‰ Learn how to write the equation of a line in a point-slope form. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various forms which we can...
Instructional Video5:25
Brian McLogan

Summary for solving one step equations

12th - Higher Ed
๐Ÿ‘‰ Learn all about the processes and definitions for solving linear equations. You will gain a better understanding about the vocabulary and steps used to solve liner equations such as how to isolate an equation and apply inverse...
Instructional Video7:22
Curated Video

Writing Mathematical Expressions for Real Life Situations

K - 5th
In this video, the teacher explains how to represent real-life situations by writing mathematical expressions. They use examples of earning money over multiple weekends and calculating the cost of ice cream based on the number of scoops
Instructional Video5:44
Why U

Algebra 17 - Vertical Line Test

12th - Higher Ed
A graph in Cartesian coordinates may represent a function or may only represent a binary relation. The "vertical line test" is a simple way to determine whether or not a graph represents a function.
Instructional Video4:55
Brian McLogan

Solving an exponential equation with a fraction as the exponent

12th - Higher Ed
๐Ÿ‘‰ Learn about solving exponential equations. Exponential equations are equations involving exponents. To solve an exponential equation, we express the terms in both sides of the equality sign as single terms. Then, we express the single...
Instructional Video4:09
Curated Video

Rearranging Geometric Formulas

K - 5th
In this video, students will learn how to rearrange geometric formulas using the properties of equality. The teacher explains how to solve equations involving trapezoids and circles, focusing on finding the missing base or radius.
Instructional Video7:50
Why U

Pre-Algebra 08 - Multiplying Negative Numbers

12th - Higher Ed
When number systems were expanded to include negative numbers, rules had to be formulated so that multiplication would be consistent regardless of the sign of the operands.
Instructional Video3:13
Brian McLogan

Solving a linear system of two equations by graphing

12th - Higher Ed
๐Ÿ‘‰To solve a system of equations means to obtain a common x-value and a common y-value that makes the each of the equation in the system true. To solve a system of equations by graphing means to obtain the point of intersection (if any)...
Instructional Video1:59
Brian McLogan

Solving Exponential equations

12th - Higher Ed
๐Ÿ‘‰ Learn how to solve exponential equations in base e. An exponential equation is an equation in which a variable occurs as an exponent. e is a mathematical constant approximately equal to 2.71828. e^x is a special type of exponential...
Instructional Video2:55
Brian McLogan

How to Use Elimination to Solve a System of Equations

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Instructional Video3:10
Brian McLogan

How to Determine When a System of Equation Has no Solution by Elimination

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Instructional Video3:35
Brian McLogan

Solve the system of equations by using substitution

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Instructional Video2:10
Brian McLogan

Applying Elimination to Solve a System of Equations with a Independent Solutions

12th - Higher Ed
๐Ÿ‘‰Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Instructional Video6:04
Brian McLogan

How To Find the Value of a Variable to Prove Parallel Lines

12th - Higher Ed
๐Ÿ‘‰ Learn how to prove parallel lines and relationship between parallel lines and transversals. You also learn how to find the missing value to show you that two angles are supplementary or equal to prove parallel lines. This is based off...
Instructional Video8:26
Curated Video

Representing Inequalities Graphically and Solving Practical Problems

Higher Ed
The video is a tutorial on representing inequalities graphically. The presenter starts by recapping some basic information such as the symbols used and how to represent inequalities on a number line. Then, they explain how to establish...
Instructional Video12:05
Why U

Algebra 52 - An Introduction to Matrices

12th - Higher Ed
Matrices are an important class of mathematical object used in many branches of mathematics, science and engineering. This lecture also introduces augmented matrices, a compact easy-to-manipulate representation of systems of linear...