Help me with the question also explain the work. If you can send a picture of what you did that would be also helpful. thx ;)

answer: x = -7/4
12 = -4x +5
Subtract 5 from both sides.
7 = -4x
Divide both sides by -4.
-7/4 = x
Flip if you want.
x = -7/4
:)