Respuesta :

JessicaDsouza

Answer:

width = w

length= 3w+1

perimeter= 5(3w+1) -45

perimeter     =   2(l+b)

5(3w+1) -45 = 2{(3w+1)+w}

  15w  - 40   =  8w+2

             6w  = 42

               w  =7

therefore width = 7

 length= 3w+1  =  22

perimeter=  65

Step-by-step explanation: