If the lengths of two roads,x and y,add up to 850km. And x is 250km shorter than y, what is the individual length of each road Share with your friends Share 0 Ankita Agarwal answered this Dear Student, According to your question ,given length of first road=xlength of second road=yNow , x+y=850.....iy=x+250Now putting value of y in equation ix+x+250=8502x=850-2502x=600x=300 km and y=300+250 =550 km Regards 4 View Full Answer