Answer:
156in
Explanation:
4x+3in=3(2x-5)
4x+3=6x-15
3+15=6x-4x
2x=18
x=9
Side length=4x+3=4x9+3=39in
Perimeter=39×4=156in
Hint(Perimeter of square = side lngth×4)
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