Помогите пж > 1. (48 000 - c) + 4000 = 44000 > 2. (8000-x)-1600=5400 > 3. 720000 - (3700 - y) = 720000
1)(48000-c)=44000-4000...2)(8000-x)=5400+1600...3)(3700-y)=720000-720000...c=8000,x=1000,y=3700