Решите 10,36+(х-56,0.51)=120,309      25,56 - (х+12,07) = 18 ,49

[latex]10.36+(x-56.051)=120.309[/latex] [latex]x-56.051=120.309-10.36[/latex] [latex]x-56.051=109.949[/latex] [latex]x=109.949+56.051[/latex] [latex]x=166[/latex] ответ: 166 =========== [latex]25.56-(x+12.97)=18.49[/latex] [latex]x+12.97=25.56-18.49[/latex] [latex]x+12.97=7.07[/latex] [latex]x=7.07-12.97[/latex] [latex]x=-5.9[/latex] ответ: -5.9