3x - 2 = x + 8- from this, move -2 across the '=', which makes it now a positive 2. It will now look like 3x = x + 10. Now you should move the x across, which will make it negative, so it will now look like 2x = 10. Now all you have to do is divide 10 by 2, and you will get x, which equals 5
