Straight Line Equation and Proportion

What is the gradient of the line
y = 2x - 3?

• 2
• -3
• 3
• 2x

Which of these lines would be the steepest?

• y = 2x + 9
• y = 7x + 3
• y = 5x - 3
• y = 7

Which of these lines will intercept the y-axis at 5?

• y = 5x
• y = x - 5
• 5y = 5x + 5
• y = x + 5

What is the y-intercept of the line
y = 4x - 6?

• 4
• 4x
• 6
• -6

Which of these lines has a negative gradient?

• The orange one
• The red one
• The blue one
• The green one

What is the gradient of this line?

• 2
• ½
• -½
• -3

What is the y-intercept of this line?

• 2
• 3
• -3y
• -3

What is the equation of this line?
_{(in the form y = mx + c)}

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

Which of these lines is
y = 5?

• The orange one
• The red one
• The blue one
• The green one

Which of these lines has a gradient of ½?

• The orange one
• The red one
• The blue one
• The green one