00010 read a,b,d,e
00015 let g=a*e-b*d
00020 if g=0 then 65
00030 read c,f
00037 let x=(c*e-b*f)/g
00042 let y=(a*f-c*d)/g
00055 print x,y
00060 goto 30
00065 print "No unique solution"
00070 data 1,2,4
00080 data 2,-7,5
00085 data 1,3,4,-7
00090 end