Can anyone help me with this? im timed :(
1 answer:
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<u>Answer:</u>
- <u>8n - 4.</u>
<u>Step-by-step explanation:</u>
- Perimeter: 2B + 2L
- => 2(3n - 7) + 2(n + 5)
- => 6n - 14 + 2n + 10
- => 8n - 4
<u>Conclusion:</u>
Therefore, the perimeter in terms of n is 8n - 4.
Hoped this helped.