Help please :) ill give brainliest to correct answer.

Find the equation of the line that goes through the points (4, –1) and (2, –5). use slope formula,equation,to find the slope of a line that passes through the points. m = use slope-intercept form, y = mx + b, to find the y-intercept (b) of the line. b = write the equation in slope-intercept form, y = mx + b.

Rationalize the denominator- 12x/√x-10

Find the rate at which the water is now flowing from the tap give your answer cubic centimetres per second