What is the distance from station E to station G

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.