Помогите решить уравнения:
а)-5/7-(m-1)=11/14
б)1 5/6-(у+2/3)=1 1/2

а) -5/7-(m-1)=11/14;

-5/7 - m + 1 = 11/14;

m = -5/7 + 1 - 11/14;

m = -10/14 + 14/14 - 11/14;

m = -7/14 = -1/2;

б)1 5/6-(у+2/3)=1 1/2;

11/6 - y - 2/3 = 3/2;

y = 11/6 - 2/3 - 3/2;

y = 11/6 - 4/6 - 9/6;

y = -4/6 = -1/3;