Gradient and equation of a straight line

Question 1 of 10

Find the length of the line joining (−1, 2) and (5, 10).

Question 2 of 10

The y-intercept of y = −4x + 7 is

Question 3 of 10

Lines y = 3x + 1 and y = 3x − 4 are

Question 4 of 10

Find the equation of the line through (0, 4) with gradient −2.

Question 5 of 10

Find the equation of the line through (1, 3) and (3, 7).

Question 6 of 10

Which line is parallel to y = 3x − 5?

Question 7 of 10

What are the gradient and y-intercept of 3y = 6x − 9?

Question 8 of 10

Where does the line 2x + 5y = 10 cut the x-axis?

Question 9 of 10

The gradient of the line 3y = 6x − 9 is

Question 10 of 10

Find the equation of the line through (2, 3) perpendicular to y = −x/2 + 1.