<span>Total Distance = x Luis walked one-eighth of x = x(1/8) = x/8 He still need to walk = Total Distance - Distance covered He still need to walk = x-x/8 He still need to walk = (8x-x)/8
He still need to walk = 7x/8 He still need to walk = x(7/8) He still need to walk seven-eighth of the total distance.