Решите уровнение -9 5/6b+2 3/4b+1 5/12=1 7/27

-95/6b+2 3/4b+1 5/12b=1 7/27
-910/12b+29/12b+1 5/12b=34/27
-910/12b+42/12b=34/27
-52/3b=34/27
b=-34/27*3/17
b=-2/9-118/12*b+33/12*b+17/12*b=34/27;-68/12*b = 34/27;-68/34*b=12/27;-2b=12/27;b=-6/27;b=-2/9.