Question

8n+7=31 what is the answer

Answer 1

8n+7=31
8n = 31 -7
8n = 24
n = 3

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picture
n+ 5 = -1 * (-16)
n+ 5 = 16
n = 16 -5
n = 11

Answer 2

8n= 31-7. next line 8n = 24 next line n= 24/8. ( 24 divide by eight ) n =3