Respuesta :

Answer:

n = 5/2

Step-by-step explanation:

(2n + 4) + 6 = -9 + 4(2n + 1)

2n + 4 + 6 = -9 + 8n + 4

2n + 10 = 8n - 5

15 = 6n

n = 5/2

Hope this helps!

n=5/2 or two and a half
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