Respuesta :

chiwwy4

Answer:x= 2,-2

Step-by-step explanation:

Answer: x=2

Step-by-step explanation:

Let set the equation up: [tex]2^{x}[/tex]+4=8 First we need to isoolate x so let subtract 4 from both sides.  

  1. 2^{x}=4
  2. Then take the sqr root of 4. [tex]\sqrt{4}[/tex]= 2 x=2

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