To solve linear equations, find the value of the variable that makes the equation true. Use the inverse of the number that multiplies the variable, and multiply or divide both sides by it. Simplify the result to …

This topic covers: - Intercepts of linear equations/functions - Slope of linear equations/functions - Slope-intercept, point-slope, & standard forms - Graphing linear equations/functions - Writing linear …

Practice Up next for you: Solutions to 2-variable equations Get 3 of 4 questions to level up!

The Algebra 1 course, often taught in the 9th grade, covers Linear equations, inequalities, functions, and graphs; Systems of equations and inequalities; Extension of the concept of a function; Exponential …

Linear equations like y = 2x + 7 are called "linear" because they make a straight line when we graph them. These tutorials introduce you to linear relationships, their graphs, and functions.

There are lots of strategies we can use to solve equations. Let's explore some different ways to solve equations and inequalities. We'll also see what it takes for an equation to have no solution, or infinite …

Linear algebra 3 units · 4 skills Unit 1 Vectors and spaces Unit 2 Matrix transformations Unit 3 Alternate coordinate systems (bases)

Learn algebra—variables, equations, functions, graphs, and more.

Unit 3: Linear equations and inequalities 1,400 possible mastery points Mastered Proficient

Learn the basics of algebra—focused on common mathematical relationships, such as linear relationships.