answers:
1)
| subtract the 4 and move it over to 12
| divide by 2
| final answer
2)
| add the 3 and move it over to 6
| divide by 3
| final answer
3)
| subtract the 3 and move it over to the 7
| divide by -2
| final answer
4)
| divide by 2/3
| final answer
6)
| combine like terms
| subtract 3 and move it over to -2
| divide by 3
| final answer
6)
| subtract x and move it over to 4x
| divide by 3
| final answer
hope it helps!❤ from peachimin