Equations of lines

Maths

A line has a gradient of 3 and a y-intercept of 4. What is the equation of the line?

A line has a gradient of -2 and a y-intercept of 5. What is the equation of the line?

A line has a gradient of 3 and goes through the point (0,2). What is the equation of the line?

What is the gradient of the line going through the points (4,5) and (5,7)?

What is the gradient of the line that goes through the point (3,4) and (4,1)?

What is the gradient of the line y = 2x + 7?

What is the coordinate of the y-intercept for the line y = 2x + 7?

What is the gradient of the line y = 5 - 2x?

A line has a gradient of 3 and goes through the point (0,7). What is the equation of the line?

John says the line y = 2x + 3 goes through the point (2,3). Is he correct?