Linear Functions

Which equation represents the following graph?

• y = 3x + 2
• y = -2x + 3
• y = 2x + 3
• y = -3x + 2

Find the slope

• -5/3
• -3/5
• 5/3
• 3/5

What is the y-intercept for the given graph?

• (0,-5)

• (0,5)

• (0,1)

• (0,-1)

Find the slope of the line.

• 1/2
• -1/2
• 2
• -2

Find the value of y when x = 2.

• 2
• 6
• 7
• 8

Find the slope between the two given points: (-2,1) and (5,7)

• 7/6
• 2
• 6/7
• -2

Find the slope of the line.

• Undefined
• 0
• 1
• -1

Write the equation of the line.

• y=(3/5)x+1
• y=(3/5)x-1
• y=(5/3)x+1
• y=(3/5)x+1

Find the x and y intercepts
4x - 5y = 40

• x intercept is 10 
  y intercept is 8
• x intercept is 10
  y intercept is 20
• x intercept is 8
  y intercept is 10
• x intercept is 10
  y intercept is -8

The equation below represents an elevator's height after an amount of seconds. Using this equation, what should the height of the elevator be after 14 seconds?
y = -3.8x + 290

• 80
• 236.8
• -80
• 72.6