1/5-(1/3x+4,63)=2/3x-1/3+1,37

1/5 - (1/3x + 4,63) = 2/3x - 1/3 + 1,37

1/5 - 1/3x - 4,63 = 2/3x - 1/3 + 1,37

- 1/3x - 2/3x = - 1/5 + 4,63 - 1/3 + 1,37

- x = 6 - 8/15

- x = 5 7/15

x = - 5 7/15