The choices are
A.6.5n+5
B.10.5n+10
C.20n+5
D13n+10
Please I need the answer ASAP!

Answer:
Perimeter = (lenght×2) + (width×2)
Perimeter = (2.5n×2) + (2×(4n+5))
Perimeter = 5n + 8n + 10
Perimeter = 13n + 10
The Answer is D
Answer:
13n+10
Step-by-step explanation:
The formula for perimeter of rectangle = 2*(L+B)
L = 4n+5
B = 2.5n
Perimeter = 2 * (4n + 5 + 2.5n)
Perimeter = 2 * (6.5n + 5)
Perimeter = 13n + 10