(25,69+х)-85,09=4
25,69+х=4+85,09
25,69+х=89,09
х=89,09-25,69
х=63,4
(25,69+63,4)-85,09=4
4=4
(х-27,01)+41,02=110,27
х-27,01=110,27-41,02
х-27,01=69,25
х=69,25+27,01
х=96,26
(96,26-27,01)+41,02=110,27
110,27=110,27
