Solving Equations with Brackets

Question 1:

6x+6=102
x =11

Question 2:

8x+9=168
x =12

Question 3:

9x8=-9
x =7

Question 4:

9x+12=162
x =6

Question 5:

12x+5=132
x =6

Question 6:

23x+11=40
x =3