х:100-18,345=873х:=873+18,345х:100=891,345х=891,345*100х=89134,5
х : 100 - 18,345 = 8,73 х : 100 = 18,345 + 8,73 х : 100 = 27,075 х = 27,075 Х 100 х = 2707,5