2. 9X-2=34+3X

4.x/3-15=12+x
6.11+4x=7+5x
8.-7+x=-8-x
10.0.45x+25=40+0.25x

2.

9X-2=34+3X
6x = 36
x = 6

6.
11+4x=7+5x
4 = x

I'll be glad to check your answers to the other problems.