25/8*(2,4*5/8*(2/3 - ((7,15+14:2,8*0,17)/(4*0,375+2,5)))+6,84:1,9)
25/8*(2,4*5/8*(2/3 - ((7,15+5*0,17)/4))+6,84:1,9)
25/8*(2,4*5/8*(2/3 - (8/4))+6,84:1,9)
25/8*(2,4*5/8*(8/12-24/12)+6,84:1,9)
25/8*(2,4*5/8*(-16/12)+6,84:1,9)
25/8*(24/10*5/8*(-4/3)+6,84:1,9)
25/8*(3/2*(-4/3)+6,84:1,9)
25/8*(-2+6,84:1,9)
25/8*(-2+3,6)
25/8*1,6 =25/8*16/10 = 5/2*4/2 = 20/4 = 5
Ответ: 5