In this Video we will focus on solving a system of equations using elimination when we need to multiply both equations by a scalar.



⭐️ The Only Time To Use Substitution -    • The Only Time I Want You To Use 
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Elimination can be difficult enough, when you add subtracting you can start making mistakes. That is why in this video I wan to offer you another approach that you can take.



⭐️ Remember this to solve a system of equations...

How to find the slope between two points in two different explanations. I hope one of them makes sense as we first look at the graphical approach and then move to the formula.



⭐ Beware of the negatives finding the slope -...

Once students undertstand how to identify the slope between two points they struggle to come to terms with. We will compare and contrast their characteristics with the algebraic definition of slope. By the end of this video, you...

A question we all ask ourselves every time a black cloud appears and starts rain down on you. So once and for all we investigated this daily quandary to find out the answer!

This video demonstrates how to create a one-inch square grid over a new surface using a ruler and pencil.

Cross sections are an important mathematical concept; however, cross sections are also used throughout the world around you. Dig a little deeper to understand cross sections and identify the two-dimensional shapes formed with a cross...

"Trigonometric Phase Shifts” explains how to construct phase shifts of trigonometric functions.

The video “Identify Transformations” analyzes transformations to determine whether a rotation, reflection, or translation has occurred.

This video introduces you to the website's fat footer design.
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This clip is from the chapter "Creating a Website from Scratch with a Fat Footer Design using the Flex Property" of the series "Modern Web Design with HTML5, CSS3,...

This video focuses on the CSS FlexBox Layout and demonstrates how to create a layout with Flexbox.
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This clip is from the chapter "Cascading Style Sheet (CSS) Layouts FlexBox and CSS Grid" of the series "Modern Web Design with...

This video explains how to identify and describe patterns using charts. It shows examples of numerical patterns and how to determine the relationship between them. The video also demonstrates how to make predictions based on the patterns...

In this video, the teacher explains how to find the explicit equation for an exponential relationship by identifying the constant multiplier and initial value. The process involves analyzing patterns in the data and using the general...

Learning to sight read advanced piano music involves improving your skills in both horizontal and vertical sight reading. Some keyboard players tend to read individual lines from left to right on the score. This is useful for absorbing...

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...

👉 Learn all about solving and graphing compound inequalities. An inequality is a statement in which one value is not equal to the other value. A compound inequality is a type of inequality comprising of more than one inequalities. To...

Learn how to write a vector in component form given two points and also how to determine the magnitude of a vector given in component form. Given two point vectors with one representing the initial point and the other representing the...

In this video series I will show you how to combine complex number by either subtracting or adding them together. Complex numbers have real and imaginary components. When combining complex numbers we can only add the real to the imaginary.

👉 You will learn how to multiply numbers in decimal form. We will work with decimals that are greater and less than one. When multiplying decimals it is important to line up the decimal point so that you keep the place values of the...

👉 Learn how to subtract polynomials. To subtract polynomials, we first simplify the polynomials by removing all brackets. Then, we combine like terms. Like terms are terms that share the same base and power for each variable. When you...

This video is a lecture presentation on the topic of vertically opposite angles. The presenter explains what happens when two straight lines intersect and how to calculate angles on a straight line. They use diagrams and examples to...

Learn how to graph a parabola in standard form when the vertex is not at the origin. We will learn how to graph parabola with horizontal and vertical openings. In addition to graphing, you will also learn how to identify the important...

👉 Learn how to subtract polynomials. To subtract polynomials, we first simplify the polynomials by removing all brackets. Then, we combine like terms. Like terms are terms that share the same base and power for each variable. When you...

👉 Learn how to find the slope between two points. The slope of a line is the steepness of the line. The horizontal line has a zero slope while the vertical line has an undefined slope. To determine the slope of a line passing through two...