Linear Graphs

All values on this line are the same for which axis?

• x=3

• y=3

What is the x intercept of this graph?

• 3

• -2

All values of this line are the same for which axis?

• x=6

• y=6

What is the y intercept of this graph?

• 3

• -2

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)

What does "m" represent in
y = mx + c?

• y-intercept

• gradient

• x-coordinate

• y-coordinate

A line has an equation of y = - 5x - 10.  What is the gradient of the line?

• -5

• -10

• 5x

• 10

What does "c" represent in
y = mx + c?

• y-intercept

• x-coordinate

• x-intercept

• gradient

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