Answer:
n=-0.8496
Step-by-step explanation:
-6e⁸ⁿ⁺⁸-3=-23
(multiply by -1)
6e⁸ⁿ⁺⁸+3=23
(takeaway three from both sides)
6e⁸ⁿ⁺⁸=20
(divide by 6)
e⁸ⁿ⁺⁸=20/6
(remember that if eᵃ=b, ln(b)=a. Therefore...)
ln(20/6)=8n+8
1.204=8n+8
8n=-6.796