Start a new line.		
  1.  x/4-2=10	add 2, multiply by 4
  2.  5x+3=15	subtract 3, divide by 5
  3.   -x/6-3=0	add 3, multiply by -6
  4.   -2x=-4	divide by -2
  5.   -2x-4=-4	add 4, divide by -2
  6.  10x - 5 =25	add 5, dived by 10
  7.  x/4 +3 = 13	subtract 3, multiply by 4
  8.   -x/2 + 8 = 6	subtract 8, multiply by -2
  9.   -x/2 + 6 = 10	subtract 6, multiply by -2
  10.  3x + 4 = 12	subtract 4, divide by 3
  11.   -3x + 4 = 12	subtract 4, divide by -3
  12.   x/3 +4 = 12	subtract 4, multiply by 3
  13.   -x/3 - 4 = 12	add 4, multiply by -3
  14.  x/4 + 4 = 12	subtract 4, multiply by 4
  15.  20 = 2x - 6	add 6, divide by 2
  16.  3x/5 - 4 = -1	add 4, multiply by 5/3
  17.  13=5x+3	subtract 3, divide by 5
Start a new line.
  18.  12 = 6 + 2x	subtract 6, divide by 2
  19.  22 = 3x + 4	subtract 4, divide by 3
  20.   -x/4 = 1	multiply by -4