Question

2( x + 1) = 92x + 2 =92x = 9 – 22x = 7x=

Answer 1

2( x + 1) =
2.x + 2.1 =
2x +2 =
2x = -2
  x = -2/2   
  x = -1

92x + 2 =
92x = -2
    x = -2/92 simplificando por 2
    x = -1/46

92x = 9 
    x = 9/92

22x = 7x
22x -7x = 0
        15x = 0
            x = 0/15
            x = 0