Respuesta :

gameacc4235

Answer:

-12

Step-by-step explanation:

-12/2 = -6

-6+15 = 9

cane4reak

Answer:

15 + x/2 = 9 -> x=-12 (simplified)

Step-by-step explanation:

15 + x/2 = 9

15 more (add) x/2 (half a number) = (is) 9

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