Respuesta :

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Answer:

You have to isolate x to find the answer. To do this you take your equation and multiply both sides of your equation by negative four. x−4=9 then becomes x−4×−4=9×−4 . As a final result you obtain x=−36

Step-by-step explanation:

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dessidaryll

Answer:

5

Step-by-step explanation:

x + 4 = 9

Subtract 4 from both sides of the equation since 4 and 9 are like terms.

x + 4 = 9

  - 4    -4

This will leave you with x = 5.