Răspuns :
8000-2570-x=1500
5430-x=1500
x=5430-1500
x=3930
3640+1817+y=7872
5457+y=7872
y=7872-5457
y=2415
5430-x=1500
x=5430-1500
x=3930
3640+1817+y=7872
5457+y=7872
y=7872-5457
y=2415
8000-2570-x=1500
5430-x=1500
x=5430-1500
x=3930
3640+1817+y=7872
5457+y=7872
y=7872-5457
y=2415
Sper ca te-am ajutat!!
5430-x=1500
x=5430-1500
x=3930
3640+1817+y=7872
5457+y=7872
y=7872-5457
y=2415
Sper ca te-am ajutat!!