Linear Graphs and Equations Summative

What is the y-intercept?

• y-int (0, 2)

• y-int (0, -2)

• y-int (0, 3)

• y-int (2, 0)

What is the equation of the given graph?

• y = -2x – 3

• y = -x + 3

• y = 1/2 x – 3

• y = x – 3

Which equation has a slope of 1/4 and a y-intercept of 3?

• y = 1/4 x + 1/3

• y = 1/4 x + 3

• y = -1/4 x – 3

• y = 3x + 1/4

Which of the following best presents the graph of a line with a slope of 2/3 and a y-intercept of -1?

• Diagram A

• Diagram B

• Diagram C

• Diagram D

Identify the slope and y-intercept for the equation y = -1/3x + 3.

Slope - (a)  

y-intercept - (b)  

• -1/3
• 3
• -3
• 1/3
• x
• y

Identify the slope and y-intercept for the equation y = x + 2.

Slope - (a)  

y-intercept - (b)  

• -2
• -1
• x
• y
• 1
• 2

Identify the slope and y-intercept for the equation y = -2.

Slope - (a)  

y-intercept - (b)  

• -2
• 1
• x
• y
• 2
• 0

• 0
• 1
• x
• y
• 2
• 3/2
• 3

Determine the slope of the line shown in the graph.

(Write answer in the form of a fraction)

Determine the y-int of the line shown in the graph.