Linear Equation Unit Test

     Graph the linear equation y = 2x - 1. Then tell whether it represents a function.

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     Without graphing, tell whether the point (10, 37) is on the graph of y = 3x + 7.

• Yes

• No

Find the x and y-intercepts of -x + 2y = 8.

• x-intercept = -11

  y-intercept = 4

• x-intercept = -11

  y-intercept = 3

• x-intercept = -8

  y-intercept = 3

• x-intercept = -8

  y-intercept = 4

Use intercepts to graph the line described by the equation 3x + 2y = 6.

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• a

• b

• c

• d

• a

• b

• c

• d

• a

• b

• c

• d

Find the slope of the line described by x - 3y = -6

• 1/3

• -1/3

• -3

• 3

Graph the equation 4x + 8y = -24 using the slope-intercept form.

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Graph the line with slope 2/3 that contains the point (3,-7).

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