Find Slope (gradient) of Straight line passes through the points (4,2) and (6,3)

Find Slope (gradient) of Straight line passes through the points (-4,5) and (1,2)

Find Slope (gradient) of Straight line passes through the points (-3,4) and (7,-6)

Find Slope (gradient) of Straight line passes through the points (3a, -2a ) and (7a, 2a)

Find Slope (gradient) of Straight line passes through the points (0, 5x) and (10x, 0)

The Line joining (3, -5) to (6, x) has a gradient 4. Find the value of x

The line joining (5, x) to (8, 3 ) has gradient -3 . Find the value of y.

The line joining (x, 4) to (7, 6) has a gradient 3/4, find x

The line joining the points (-3, -2) to (2b, 5) has a gradient 2. Find b

The line joining the points (3,-4) to (-b, 2b) has gradient -3, find the value of b