Ответ:

  1. 11x + 2x = 35 − 3; 13x = 32; x = 32/13.
  2. 4x − 24 = x − 6; 3x = 18; x = 6.
  3. 2 − 6 − 9x = 14; −9x = 18; x = −2.
  4. −11x = 7 − 15x + 9; 4x = 16; x = 4.
  5. 8x + 3 − 10x − 7 = 9; −2x = 13; x = −6.5.
  6. 8 − 3x − 3 = 7 − 2x; −x = 2; x = −2.