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 …

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

Algebra can be applied to angles and shapes as well! In this unit, you'll investigate how algebra can be useful when solving geometrical problems.

Unit 1: Introduction to algebra Overview and history of algebra Introduction to variables Substitution and evaluating expressions Evaluating expressions word problems Writing algebraic expressions …

Unit test Test your understanding of Introduction to algebra with these 13 questions.

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.

Courses Virginia Math Math: Pre-K - 8th grade Math: High school & college Math: Multiple grades Math: Illustrative Math-aligned Math: Eureka Math Squared-aligned Math: Eureka Math-aligned Math: Get …

Created by experts, Khan Academy’s library of trusted, standards-aligned practice and lessons covers math K-12 through early college, grammar, science, history, AP®, SAT®, and more.

Learn sixth grade math—ratios, exponents, long division, negative numbers, geometry, statistics, and more. (aligned with Common Core standards)

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