Linear Equations Quiz

What is the gradient of the line given by the equation y = 3x + 2?

• 3

• 2

• 3

• 2

Which of the following equations represents a straight line passing through the origin?

• y = 2x + 1

• y = -x + 5

• y = 4x

• y = 3x - 2

What is the y-intercept of the line given by y = -2x + 7?

• 2

• 7

• 7

• 2

If a line has a gradient of 0, what kind of line is it?

• Vertical

• Horizontal

• Diagonal

• Parallel

What is the equation of a line with a gradient of 5 and a y-intercept of -3?

• y = 5x - 3

• y = -3x + 5

• y = 5x + 3

• y = -5x - 3

What is the gradient of the line that passes through the points (1, 2) and (3, 6)?

• 2

• 3

• 4

• 1

Which point lies on the line y = x + 4?

• (1, 5)

• (2, 4)

• (4, 1)

What is the gradient of a line perpendicular to the line y = 3x - 1?

• 1/3

• 1/3

• 3

• 3

If two lines are parallel, what can be said about their gradients?

• They are equal

• They are reciprocals

• One is positive and one is negative

• They multiply to give -1

What is the equation of the line passing through the points (0, 3) and (4, 11)?

• y = 2x + 3

• y = 2x + 11

• y = 3x + 2

• y = x + 3