Respuesta :

Answer:

10/2x^2+2x+2=2x-1+y

y=5x^2+1

Step-by-step explanation:

Answer:

5x^2+4

Step-by-step explanation:

perimeter=2w+2l

10x^2+4x+4=2(2x-1)+2l

10x^2+4x+4-2(2x-1)=2l

10x^2+4x+4-4x+4=2l

10x^2+8=2l

l=5x^2+4