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Solving equations & inequalities | Algebra 1 | Math | Khan Academy
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 solutions. **Unit guides are here!**
Algebra (all content) - Khan Academy
Algebra (all content) 20 units · 412 skills Unit 1 Introduction to algebra Unit 2 Solving basic equations & inequalities (one variable, linear) Unit 3 Linear equations, functions, & graphs Unit 4 Sequences Unit 5 System of equations
Algebra 1 | Math | Khan Academy
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 models; and Quadratic equations, functions, and graphs.
Algebraic expressions | Algebra basics | Math | Khan Academy
The core idea in algebra is using letters to represent relationships between numbers without specifying what those numbers are! Let's explore the basics of communicating in algebraic expressions.
Solving basic equations & inequalities (one variable, linear) | Khan ...
This topic covers: - Solving one-variable linear equations - Solving one-variable linear inequalities
Intro to equations (article) | Khan Academy
Learn what an equation is and what it means to find the solution of an equation.
Linear equations and inequalities | Algebra basics | Math - Khan Academy
We will now equate two algebraic expressions and think about how it might constrain what value the variables can take on. The algebraic manipulation you learn here really is the heart of algebra.
Algebraic equation | Class 9 Algebra (OD) | Math | Khan Academy
Equations with parentheses: decimals & fractions Get 3 of 4 questions to level up!
Linear equations & graphs | Algebra 1 | Math | Khan Academy
Practice Up next for you: Solutions to 2-variable equations Get 3 of 4 questions to level up!
Algebra basics - Khan Academy
Learn the basics of algebra—focused on common mathematical relationships, such as linear relationships.
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