Respuesta :

Answer:

[tex]x=-40[/tex]

Step-by-step explanation:

[tex]8+\frac{x}{2}=-12,\\\frac{x}{2}=-20,\\x=\boxed{-40}[/tex]

[Kowalski,] Analysis!

[tex]8+\frac{x}{2}=-12[/tex]

Subtract 8 from both sides (we want to isolate [tex]x[/tex]):

[tex]\frac{x}{2}=-20[/tex]

Multiply both sides by 2 (want to isolate [tex]x[/tex]):

[tex]x=2\cdot -20=\boxed{-40}[/tex]

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