Linear Functions Review

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1. A graphed line has a slope of -3. Which of the following sets of ordered pairs could the graphed line pass through?

• A. (12, 4) and (-9, -3)
• B. (-5, 19) and (2, -2)
• C. (-1, -13) and (5, 5)
• D. (-3, 9) and (-3, 7)

2. Write an equation in slope-intercept form of the line that passes through the points (2, 15) and (5, 21).

3. Which graph represents a linear function with an x-intercept of -6 and a y-intercept of 4?

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4. The table shows the linear relationship between the minutes since it began raining and the inches of water in a dog bowl outside. What is the rate of change of the inches of water with respect to the minutes since it began raining?

• A. 1.5 in/min
• B. 0.75 in/min
• C. 2 in/min
• D. 0.5 in/min

5. Which equation best represents the linear function shown?

• A. y − 3 = 3(x − 2)
• B. y + 3 = 3(x + 2)
• C. y − 6 = -3(x − 1)
• D. y + 6 = -3(x + 1)

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7. The graph of a linear function is shown. Find the rate of change of y with respect to x.

8. Which linear inequality is represented by the graph below?

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