Answer :
x + 3 1/6 = 1 5/6
*subtract 3 1/6 from both sides
x = 1 5/6 - 3 1/6
x = 11/6 - 19/6
x = -8/6
x = -1 2/6
x = -1 1/3
*subtract 3 1/6 from both sides
x = 1 5/6 - 3 1/6
x = 11/6 - 19/6
x = -8/6
x = -1 2/6
x = -1 1/3