Solution: Remove the denominator:

(x+ 1)- 12(x+ 1)= 2

Not wearing a seat belt:

x+ 1 - 12x - 12=2

Transferred items:

x - 12x=2 - 1+ 12

Merge similar projects:

- 1 1x= 13

Divided into two sides and 1 1:

x= - 13/ 1 1 .