Solving systems of equations.

This video teaches algebra one students how to solve systems of linear equations using substitution. The teacher explains step-by-step instructions and models examples for the viewer to follow along and practice with.

👉 In this playlist, you will learn how to solve a literal equation. We will work through solving literal equations from formulas as well as equations of a line. When solving literal equations we will be isolating a given variable by...

👉 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...

👉 Learn how to solve a one step equation. An equation is a statement stating that two values are equal. A one step equation is an equation whose solution can be obtained by performing only one step of operation on the equation. To solve...

In this lesson, students will learn how to identify the value of K in scaling transformations by exploring different representations of linear equations. They will understand that K represents a constant value in the algebraic...

👉 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...

Rearranging Line Equations y = mx + c | Graphs | Maths | FuseSchool In this video we are going to look at rearranging straight line equations to find the gradient and y-intercept. Straight lines follow the equation y=mx+c, where the m is...

👉 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...

This video explains how transformations affect linear equations by exploring different categories such as translations, reflections, and scaling transformations. It provides examples and general rules to help understand the changes in...

👉Learn how to solve a system of linear equations from a word problem. A system of equations is a set of more than one equations which are to be solved simultaneously. A word problem is a real world simulation of a mathematical concept....

Learn how to identify the domain and range of functions from equations. To do this we will need to sketch the graph of the equation and then determine how low and how high the graph travels for the range and how far left and how far...

This video goes over just a few applications of matrices that may give you some insight into how they can be used in the real world. Linear algebra was never explained well to me in school and I had very little motivation to learn...

The points of intersection of two graphs represent common solutions to both equations. Finding these intersection points is an important tool in analyzing physical and mathematical systems.

In this short math video we will solve a standardized math test question where we are asked to write and solve a real world system of linear equations. We will write two equations to model the given real world situation. We will identify...

In this video, a teacher explains how to solve a probability problem involving rolling two dice and finding the probability of getting a product of 2. The teacher walks through the steps of understanding the question, listing possible...

In this video lesson, mathematicians learn how to solve systems of two linear equations with no solution by graphing and finding the slope of the lines. The video explains that parallel lines, which have the same slope but different...

An introduction to matrices and matrix notation

In this lesson, students will learn how to determine if a system of two linear equations in two variables has one solution by graphing. They will review the slope-intercept form of an equation and understand how to find the slope and...

The standard form of the equation for a line Ax + By = C can describe any line in the Cartesian plane, including vertical lines. The constants A, B and C have no special meaning, but in combination they tell us many things about the...

Parallel lines have the same slope and no points in common. However, it is not always obvious whether two equations describe parallel lines or the same line.

Linear equations can be used to solve many types of real-world problems. In this episode, the water depth of a pool is shown to be a linear function of time and an equation is developed to model its behavior. Unfortunately, ace Algebra...

Perpendicular lines have slopes which are negative reciprocals of each other, but why?

In this lesson, students will learn how to estimate solutions to systems of equations by graphing when both equations are in slope intercept form. They will understand the concepts of slope intercept form and how to graph linear...