Решите уравнение (8 2/3 - 2,5 у) 9 8/11 = 55/214

(16/3-2.5y) * 9*8/11=55/214

(16/3-2.5y) * 9*8/11=55/214

(16/3-5/2y) * 9*8/11=55/214

(16/3-5/3y) * 72/11=55/214

384/11-180/11y=55/214

82176-38520y=605

-38520y=605-82176

-38520y=-81571

Y=81571/38520