58380:х+237=1071
58380:х=1071-237
58380:х=834
х=58380:834
х=70
274512:(750-х) =456
750-х =274512:456
750-х =602
-х =602-750
-х =-148
х =148
58380:х+237=1071
58380:х=1071-237
58380:х=834
х=58380:834
х=70
274512:(750-х) =456
750-х =274512:456
750-х =602
-х =602-750
-х =-148
х =148