540:x=380:19 x•6=18000+24
540 :х = 380 : 19 540 : х = 20 х = 540 : 20 х = 27 х * 6 = 18000 + 24 х * 6 = 18024 х = 18024 : 6 х = 3004
540/Х= 20 Х=540/20 х= 27 х*6= 18024 х= 18024/6 х= 3004