Respuesta :

Answer:

-6

Step-by-step explanation:

12+x-6=0

x=0+6-12

x=-6

Answer:

x= -6

Step-by-step explanation:

12+x-6=0

first you should combine the like term

the like terms : -6 and 12

so it is going to 12-6

12-6= 6

6+x=0

subtract 6 from both sides

6-6+x=0-6

x=-6

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