1)

-2/3 + (x - 1/4) = 0
-2/3 + x - 1/4 = 0
x = 2/3 + 1/4
x = 8/12 + 3/12
x = 11/12

2)

-2/3 + (1/4 - x) = 0
-2/3 + 1/4 - x = 0
-2/3 + 1/4 = x
-8/12 + 3/12 = x
-5/12 = x

Therefore, the solution to the equations are x = 11/12 for the first equation and x = -5/12 for the second equation.