ok. 200-14d<80 -14d<80-200 -14d<-120 d<-120/-14 if you divide the other side with a negative the sign has to change. d>-120/-14 d>120/14 (both signs are negative making it positive) d>60/7 (making it into its simplest form by dividing both by 2 as its is the only possibility) or d>8.57142857143
