# Review4 - Name _ M AT 1033 Review 4: Linear Functions 1....

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MAT 1033 Name _________________________ Review 4: Linear Functions 1. Circle the equations whose graphs are parallel to the graph of y = 4x + 1 a. 8x - 2y = 6 c. 4x - y = 2 b. x = 4y + 1 d. 4x + y = 1 2. Circle the equations whose graphs are perpendicular to the graph of y = 4x + 1 a. y = - 4x - 1 c. x + 4y = 4 b. y = d. ¼x - 8 3-5 Write an equation as described. 3. Of the line with a slope of -2 and going through the point (3, -1). 3. ___________ 4. Of the horizontal line going through the point (-2, 5). 4. ___________ 5. Of the line parallel to the line y = x - 2 and going through the point (6, 4). 5. ___________ Smith, E./PC/1707C/A 8/06

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2 6-9 In a recent survey students were asked their grade point average (GPA) and the number of hours each week that they studied algebra. The averages are summarized in the following table. GPA 4.0 3.5 3.2 2.6 2.4 2.0 1.8 # hours 6.0 5.0 4.4 3 2 6. Use points to plot the data given in the chart. hours GPA 7. On the graph draw an “eyeball fit” line through the data. 8. Write an algebraic equation (model) to describe the line you drew.

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## Review4 - Name _ M AT 1033 Review 4: Linear Functions 1....

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