# List of Free Online Algebra Courses and Lessons

At m you can study math online - for free. If you are studying at high school or are preparing for college this is the perfect place for you. We have decided to divide our material into four math courses: Pre-algebra, Algebra 1, Algebra 2 and Geometry - on these pages you will find all the theory needed to complete your.
To start taking math video lessons online - choose in the right navigation bar above. Under each and every lesson you will find a corresponding math video lesson. Good luck!
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The rule for adding terms. Subtracting a negative number. 1 4. Multiplying and dividing signed numbers, the Rule of Signs. 1 5. Reciprocals and zero. The definition of reciprocals. The definition of division.
The general form. Parallel and perpendicular lines. The point-slope formula. The two-point formula. 35. Simultaneous linear equations The method of addition. The method of substitution. Cramer's Rule: The method of determinants. Three equations in three unknowns.
Rules for 0. 1 6. Some rules of algebra, the rule of symmetry. Commutative rules. Inverses. Two rules for equations. 1 7. Removing grouping symbols, parentheses. Brackets. Braces. The relationship of b a to a b.
24. Equations with fractions Clearing of fractions. 25. Word problems that lead to equations with fractions The whole is equal to the sum of the parts. Same time problem: Upstream-downstream. Total time problem.
Home 1 1. Algebraic expressions, the four operations and their signs. The function of parentheses. Terms versus factors. Powers and exponents. The order of operations. Evaluating algebraic expressions. 1 2. Signed numbers: Positive and negative, the absolute value and the algebraic sign.