Fall Final Exam Part 3

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What is the rate of change of the length of a line in feet with respect to the number of people standing in line if the rate is 2.25 feet per person?

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The rate of change is 2.25 feet per person.

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The solution is (5, 2).

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What is the definition of a linear equation?

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What does the slope of a line represent?

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The slope represents the rate of change of the y-value with respect to the x-value.

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How do you solve a system of equations using substitution?

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1. Solve one equation for one variable. 2. Substitute that expression into the other equation. 3. Solve for the remaining variable.

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What is the formula for the slope between two points (x1, y1) and (x2, y2)?

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What is the definition of a quadratic equation?

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