(39,4–x)+2,004=27,03
(39,4-x)+2.004=27.03
(39,4-x)=27.03-2,004
39,4-х=25,026
х=39,4-25,026
х=14,374
39,4-х=27,03-2,004 39,4-х=25,026 х=39,4-25,026 х=14,374