Respuesta :

Answer:

-5 and +5

Step-by-step explanation:

add twelve to both sides

New equations: 2x= -+10

Divide by 2 on both sides

x=-5, +5

Answer:

x=11

Step-by-step explanation:

when we add 10 and 12 we get 22 and when we divide

22 by 2 we get 11

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