Respuesta :

There are no solutions as you’d distribute -9 to z and make another -9z so if u remove one u remove the other

Answer:

it c because

  1. you'll have to look at that-9 and z
  2. then put the-9 and z together to make-9z
  3. then you'll have to multiply -9 by 8 and that's how u get -72
  4. and all together -9z - 72
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