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

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 …

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

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

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.

This topic isn't algebra, but it is a survey of all of the most important pre-algebra skills you need to really digest algebra. These skills also tend to be pretty important in life in general!

Get ready for Algebra 1! Learn the skills that will set you up for success in equations and inequalities; working with units; linear relationships; functions and sequences; exponents radicals, and irrational …

We'll deepen our work with algebra to explore two-step equations and inequalities and practical formulas. We'll work with many geometric figures in two and three dimensions, composing and …

ANJALI India TOGETHER WE CAN MAKE A DIFFERENCE Every child deserves the chance to learn. Across the globe, 617 million children are missing basic math and reading skills. We’re a nonprofit …

Use the power of algebra to understand and interpret points and lines (something we typically do in geometry). Topics you'll explore include the slope and the equation of a line.