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This demo discusses how to set up two equations to solve the situation described, and then choose the best method to use to solve for each of the variables.
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Shows how to manipulate fractional exponents in variou sways
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An explanation of two single fractions divided with monomial denominators and how to simplify them
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Demonstrates how to start at the y-initercept point on the grid and then use the slope to find other points on the line graph.
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Just a short application of the "keep, change, flip" technique.
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Uses the keep, change, flip mnemonic to demonstrate how you change all divisions of fractions to a multiplication of related fractions.
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