Решите уравнения :((((
1) 78/11 + x = 1 1/11
7 1/11 + x = 1 1/11
x = 1 1/11 - 7 1/11
x = -6
2) (2 9/59 - a) - 16/59 = 1 5/59
2 9/59 - a = 1 5/59 + 16/59
2 9/59 - a = 1 21/59
a = 2 9/59 - 1 21/59
a = 47/59