1.6x-8=7-x
6x+x=7+8
7x=15
x=15/7
2.2/5+2=x/3-3
x/3=2.4+3
x/3=5.4
x=16.2
3.x/5+2=x/3-3
x/5-x/3=-3-2
-2/15x=-5
x=37.5
4.2=x/3-3
x/3=2+3
x/3=5
x=15
1.6x-8=7-x
6x+x=7+8
7x=15
x=15/7
2.2/5+2=x/3-3
x/3=2.4+3
x/3=5.4
x=16.2
3.x/5+2=x/3-3
x/5-x/3=-3-2
-2/15x=-5
x=37.5
4.2=x/3-3
x/3=2+3
x/3=5
x=15