The time it takes to drive between two cities varies inversely with speed. Leah can drive between Houston and Dallas in 3 hours driving at 70 miles an hour. About how long will it take her if she drives 60 miles per hour? It will take her hours.

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Q: Gabriel drives 40 miles at a certain speed. Hitting serious traffic, he is forced to drive at a…

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Q: how long will it take her if she travels 64 miles per hour

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.