RONG...if yu understand slope & intersepts yu wood NOT hav a problem
so wotz yer problem?????????
the "y-intersept" is a point on a kerv (maebee yu hav a line)
its a point weer kerv hit the y-axis, such as (0,5)...note...x gotta =0
all yu du is slide down (or up) the kerv (or line)...chanej the x, such as gotu x=1