^ that is what i've been trying but i think i screwed up the equation :{


(SPOILER)(x-1)*5/4 - 1/5 - ((x-1)*5/4 -1/5)*5/4 -1/5 - (((x-1)*5/4 -1/5)*5/4 -1/5)*5/4 -1/5 - ((((x-1)*5/4 -1/5)*5/4 -1/5)*5/4 -1/5)*5/4 -1/5 - (((((x-1)*5/4 -1/5)*5/4 -1/5)*5/4 -1/5)*5/4 -1/5)*5/4 -1/5