Unit 3B Test Review

 A line has an equation of y = - 3x + 8.  What is the y-intercept of the line?  Please enter your answer as a coordinate (x, y).

• (0, -3)

• (0, 3)

• (0, -8)

• (0, 8)

Look at the graph.  Write down the equation for the line.

• y = - x + 3

• y = 4x + 3

• y = ¹/₄ x + 3

• y = - 4x + 3

If m=3 and c=6, what is the correct equation?

• y = 3 - 6

• y = 3x - 6

• y = 3x + 6

• y = 6x + 3

Write the equation for this graph? 

• y = - 10x + 60

• y = - 5x + 60

• y = - ¹/₂ x + 60

• y = - x + 60

Write the equation of the line.

• y = ³/₅ x + 1

• y = ³/₅ x - 1

• y = ⁵/₃ x + 1

• y = ¹/₂ x - 1

What type of slope does the following graph have?

• Postive

• Negative

• Zero Slope

• Undefined

What is the y-intercept

• (2,0)

• (0,2)

• (0,-2)

• there is no y-intercept

Find the slope of
 the line.

• 4/3

• -4/3

• 3/4

• -3/4

Find the graph of the standard form equation: 2x - y = 0

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Which of the following situations could be descried by the equation y= -25x + 120

• There are 120 people in the football stadium, and 25 more are entering each hour.

• A plumber charges $25 for a house call and $120 per hour.

• A teacher has 120 students. Her third period has 25 students

• There are 120 gallons of water in a tank. It releases water at a rate of 25 gallons per minute