This lesson will explain how to simplify the negative exponents in a problem like a^2b^-2.
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algebra.help
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This site is a place where students can get extra help learning how to write algebra expressions for word problems.
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Ms. Lindquist: The Algebra Tutor
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Shows examples of how to write sentences as algebraic expressions. Also includes practice problems.
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Math Goodies
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Questions and answers from experts.
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Ask Dr. Math
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Notes on simplifying algebraic expressions including some of the more difficult concepts of simplifying like factoring to cancel out like terms.
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k12math.com
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Video lesson on solving algebraic expressions.
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Math Expression.com
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This webpage offers a sample application problem for temperature conversion.
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Online Math Applications
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Explains how to solve word problems involving interest, work, age, distance, mixture. Includes many examples, which are worked out step by step as well as with sound.
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algebasics
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Step by Step procedure for evaluating expressions.
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Math.com
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