Answer:
22
Step-by-step explanation:
the ans is b -33
by putting the -3 in the place of x and adding,subtracting
Perimeter = (lenght×2) + (width×2)
Perimeter = (2.5n×2) + (2×(4n+5))
Perimeter = 5n + 8n + 10
Perimeter = 13n + 10
The Answer is D
