Answer: -5
Step-by-step explanation:
Open brackets:
[tex](0.6*10n) + (0.6*25) = 10 + 5n\\6n+15 = 10+ 5n[/tex]
Isolate variables:
[tex]- > 15-10 = 5n-6n \\- > 5 = -1n\\- > n = -5[/tex]
Answer:
The answer is N=-5