1)  (1/2) -2*(x-2)/3 = 1 - x +1/6

(1/2)-(2x/3)+(4/3)=1-x+(1/6)

(3-4x+8)/6= (6-6x+1)/6

3-4x+8=6-6x+1

11-4x=7-6x

x=-2

2) 2*(x-5)/5 = (3x -2)/2

(2x-10)/5 = (3x -2)/2

4x-20=15x-10

11x=-10

x=-10/11

3) x +3 = 2 *(x - ½)

x+3=2x-1

x=4

4) (x/4) +2 = x – (3/2)

(x/4) +2 -x+ (3/2)=0

(x+8-4x+6)/4=0

x+8-4x+6=0

-3x+14=0

-3x=-14

X=14/3

5) {[3*(x -4)]/9} -1 = x - 4-(x/6)

[(3x-12)/9]-1=x-4-(x/6)

[(3x-12)/9]-1-x+4+(x/6)=0

 (6x-24-18-18x+72+3x)/ 18=0

6x-24-18-18x+72+3x=0

30-9x=0

30=9x

X=30/9     (dividir o numerador e denominador por 3)

X=10/3