Respuesta :

Answer:

I think the answer is -56

Step-by-step explanation:

sorry if wrong

Answer:

[tex]\boxed {x=0}[/tex]

Step-by-step explanation:

[tex]9x-7 = - 7[/tex]

[tex]\boxed {\sf Add \:7 \:to \:both\: sides}[/tex]

  • [tex]9x-7+7=-7+7[/tex]
  • [tex]9x=0[/tex]

[tex]\boxed {\sf Divide \:both\: sides\: by\: 9}[/tex]

  • [tex]\cfrac{9x}{9}=\cfrac{0}{9}[/tex]
  • [tex]x=0[/tex]

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