Question

(-75/15)-29/11-(-5/2)-(-7/2)=​

Answer 1

Ответ:

- 1 7/11

Пошаговое объяснение:

(-75/15)-29/11-(-5/2)-(-7/2)= -75*11-15*29/15*11 + 5/2 + 7/2 = -825 - 435/165 + 5/2 + 7/2 = 1260/165 + 5/2 + 7/2 = -1260*2+165*5/165*2 + 7/2 = -2520 + 825/330 + 7/2 = - 1695/330 + 7/2 = - 1695/330 + 7*165/2*165 = - 1695/330 + 1155/330 = -1695+1155/330 = - 540/330 = -18*30/11*30 = - 18/11 = - 1 7/11