Дам 30 баллов!!! помогите, пж!!! на первой фотографии номер 4 (2), 5 (2).
4.2 4(2,5 - 1/3)/(2,5*2 +3*1/3) = 4(2 1/6)/(5 + 1) = 26/(3*6) = 13/9 = 1 4/9 5.2 (2*0,5(3*(-1/3) - 1))/(1/2 + 1/3) - 0,125/3 = =-2/(5/6) - 1/24 = -12/5 - 1/24= =(-288 - 5)/120 = -293/120 = -2 53/120