Respuesta :

mikaenahthaxter

Answer:

The perimeter is 72 inches

Step-by-step explanation:

L=3W+4

2L+2W=72

2(3W+4)+2W=72

6W+8+2W=72

8W=72-8

8W=64

W=64/8

W=8 ANS. FOR THE WIDTH.

L=3*8+4

L=24+4=28 ANS, FOR THE LENGTH.

PROOF:

2*28+2*8=72

56+16=72

72=72

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