3.8x+1.2=3.7x+12
3.8x-3.7x=12-1.2
0.1x=10.8
x=108
6x-14-8=4x
6x-4x=22
2x=22
x=11
6x11-14-8=66-22=44=4x11
9x+4-10=7x
9x-7x=6
2x=6
x=3
9x3+4-10=27+4-10=21=7x3
3.8x+1.2=3.7x+12
3.8x-3.7x=12-1.2
0.1x=10.8
x=108
6x-14-8=4x
6x-4x=22
2x=22
x=11
6x11-14-8=66-22=44=4x11
9x+4-10=7x
9x-7x=6
2x=6
x=3
9x3+4-10=27+4-10=21=7x3