Brian McLogan
How to solve a system of equations by elimination | 8 examples
How to solve a system of equations by elimination | 8 examples
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Simultaneous Equations - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Simultaneous Equations - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Brian McLogan
How to solve a literal equation by eliminating a fraction e=1/2 Iw^2+u , I ex 23
👉 Learn how to solve literal equations involving formulas. A literal equation is an equation where the unknown values are represented by variables. To solve a literal equation means to make one of the variables the subject of the...
Why U
Algebra 37 - Solving Systems of Equations by Elimination
Systems of two equations in x and y can be solved by adding the equations to create a new equation with one variable eliminated. This new equation can then be solved to find the value of the remaining variable. That value is then...
PBS
Could We Decode Alien Physics?
How hard can it really be to decode alien physics and engineering? It’s gotta map to our own physics - I mean, we live in the same universe. We start by noticing that the alien technology seems to use good ol’ fashioned electronics, even...
Fun Kids
I'm Hungry!
Are you hungry? What do you want? Let's learn about foods with this fun video for kids! Learn to say "I'm hungry!", "What do you want?", "Pizza please" and "Thank you very much" in English.
Curated Video
Solving Systems of Linear Equations Using the Addition Elimination Method
In this video, the teacher explains how to solve a system of linear equations using the addition elimination method. They demonstrate the process step by step and provide examples to illustrate the concept. By following this method,...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Simultaneous Equations - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
GCSE Secondary Maths Age 13-17 - Algebra: Sequences - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Brian McLogan
How to Find the Solution to a System by Using Elimination
👉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...
Brian McLogan
Tutorial - Promo Solving a system of equations by elimination
In this video playlist you will explore how to solve a linear system by elimination. We use elimination to describe this process because we will eliminate a variable by adding or subtracting the two equations. Before we add or subtract...
Why U
Algebra 48 - A Geometrical View of the Elimination Method
When the elimination method is used to solve a system of linear equations, viewing the geometrical changes that happen to the system during this process can give insight into the mechanisms which underlie the logic behind the algebraic...
Why U
Algebra 56 - A Geometrical View of Gauss-Jordan Elimination -
Although Gauss-Jordan Elimination is typically thought of as a purely algebraic process, when viewed geometrically, this process is beautiful and amazing, providing insights into the underlying mechanisms of the matrix transformations...
Why U
Algebra 54 - Gaussian Elimination
A system of linear equations represented as an augmented matrix can be simplified through the process of Gaussian elimination to row echelon form. At that point the matrix can be converted back into equations which are simpler and easy...
Why U
Algebra 55 - Gauss-jordan Elimination
A system of linear equations in matrix form can be simplified through the process of Gauss-Jordan elimination to reduced row echelon form. At that point, the solutions can be determined directly from the matrix, without having to convert...
Curated Video
Solve Problems With The Ball Parking Technique
Use ballparking when you have no time to solve the complete problem. Join us at https://www.patreon.com/sprouts and check out the GMAT training app from The Economist at https://gmat.economist.com. We took our math example from there and...
Brian McLogan
Simplifying a complex fraction by eliminating all of the fractions with the LCD
👉 Learn how to simplify complex fractions. To simplify complex fractions having the addition/subtraction of more than one fractions in the numerator or/and in the denominator we first evaluate the numerator or/and the denominator...
Brian McLogan
How to eliminate the parameter and graph the equation
👉 Learn all about how to graph exponential functions. In this playlist, we will explore graphing exponential functions with a base e as well as with other numbers. We will graph each exponential function using transformations and then...
Brian McLogan
Math tutorial for solving a system of equations by substitution
👉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...
Curated Video
Shopping as a Real World Inequality | 7.EE.B.4
In this math video we will represent shopping as a real world inequality in math. We will be given a real world situation about shopping for walnuts and cashews with $25. We will begin by writing a math inequality using words to...
Curated Video
Understanding Area Under the Curve: Estimating and Integrating with Limits
The video discusses the concept of area under the curve and the use of rectangular strips to estimate this area. It also covers the fundamental calculus theorem of calculus and how integration and differentiation can be used to find the...
KnowMo
Solving Linear Simultaneous Equations Using Addition or Subtraction Method
This is a lecture presentation on solving linear simultaneous equations through the addition or subtraction method. The instructor provides several examples and walks through the process of identifying the variables, labeling equations,...
Curated Video
Algebra: Simultaneous Equations
This video shows the process for solving the problem presented in IGCSE A June 2018 paper 2H Q9, which involves simultaneous equations. Students will learn how to set up and solve a system of two equations with two variables using either...