Learn algebra online with Khan Academy, covering equations and inequalities through engaging lessons and exercises to enhance your understanding.

Equations with parentheses: decimals & fractions Get 3 of 4 questions to level up!

A one-step equation is an algebraic equation you can solve in only one step. You've solved the equation when you get the variable by itself, with no numbers in front of it, on one side of the equal sign.

Bring on the algebra! Learn how to manipulate expressions and solve equations and inequalities.

Mar 15, 2021 · What do Khan Academy’s interactive math worksheets cover? Our 100,000+ practice questions cover every math topic from arithmetic to calculus, as well as ELA, Science, Social …

Your question involves strategies for dealing with unknown variables in algebra, specifically the risks involved in division in equations. Your reference to "never divide by an unknown variable" is indeed a …

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 …

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.

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 …

Math is full of patterns, puzzles, and expressions, and this unit helps you make sense of them all. You'll explore how parentheses affect expressions, and practice writing, evaluating, and translating …