Реши уравнение. А) 2,16а – 0,7а + 1,04а =11,77

Б) (2,3х + 0,9):0,04 – 19,176 =9,074

В)4,8d + 5,91 + 13,2d = 150

Г) 10,72 + 0,324 : (5,5 – t : 78)=10,8
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