Х*(375+25):5=1586+30414
X*(375+25):5=1586+30414 x*400:5=1586+30414 400х:5=32000 400х=160000 х=400
Х*(375+25):5=1586+30414 х*(375+25):5=32000 х*(375+25)=160000 х*400=160000 х=400