rate of change of y respect to x as y=4-5/8x
Given a funtion in slope-intercept form:y=mx+bm=slope or rate of change.b=y-intercept.In tyis funtion:y=4-5/8 xy=-5/8 x+4m=is the number beside "x"=-5/8Therefore: the rate of change of y respect to x will be -5/8.