Question

1. x -1 = 3
2. x + 1/2 = 3/2

Answer 1

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

lebih baik dg keseimbangan

Answer 2

1. x-1=3
x=3+1
x=4

2. x+1/2= 3/2
x=3/2-1/2
x=2/2
x=1