Plotting Linear Graph

The gradient of the linear graph shown is:

• -2

• -1/2

• 1/2

• 2

The y-intercept for the graph of 2y = 3x - 4 is:

• -4

• 4

• -2

• 2

The gradient of the line segment joining the points (-2, 4) and (7, -4) is:

• 8/9

• -8/9

• 9/8

• -9/8

A line with a gradient of 0 is:

• vertical

• horizontal

• sloping upwards from left to right

• sloping downwards from left to right

In the general form of a linear equation y=mx+c, the pronumeral c represents:

• the y-intercept

• the x-intercept

• the rise

• the gradient

The coordinates of the midpoint of the line segment joining (3, 5) and (7, 9) are:

• (5, 7)

• (7, 5)

• (2, 2)

• (4, 8)

Identify the gradient from the rule 3x + 2y = 4

• 3

• 2

• 3/2

• -3/2

Identify the y - intercept from this rule: 2x + 3y + 6 = 0

• 6

• -6

• 2

• -2

Identify the x-intercept from this rule: 3x - y = 6

• 3

• 2

• -2

• -6

Which one of these graphs is the linear graph of the rules of y = 4x - 2

• a

• b

• c