Use a virtual balance to solve equations, including those with negative numbers.
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National Library of Virtual Manipulatives
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This article shows how to solve an equation. A physical balance is used as an example. There are drawings that help to illustrate.
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Homeschool Math
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Review your math as you progress from one marking period to the next.
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Edhelper.com
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Gives step-by-step approach to solving equations.
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www.algebrahelp.com
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Shows examples and explains how to set up word problems that ask to find the age of a person now, or in the future.
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Age Word Problems
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Explains how to work with linear equations, slope, slope intercept, point slope, standard form of a line, and graphing. Includes many examples, which are worked out step by step as well as with sound.
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Algebasics
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The perfect study site for high school, college students and adult learners. Get help to do your homework, refresh your memory, prepare for a test, ....
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SOS math
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A library is habving a used book sale. All hard cover books have the same price and all soft cover books as well. You buy 4 hard books and 2 soft books for 24. Your friend buys 3 hard books and 3 soft books for 21. What is the cost in doolaars of a hardcover book?
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Tutor.com
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