tolong di bantu kak dengan caranya ya

<ul><li><strong>Diketahui: </strong>L = (2x²+7x+3) cm²</li></ul><p>^{&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp;Lebar = (x+3) cm}</p><ul><li><strong>Ditanya: Keliling persegi panjang?</strong></li><li><strong>Jawab:</strong> L = P × l&nbsp;</li></ul><p>(2x²+7x+3) =P × (x+3)</p><p>P = (2x²+7x+3) ÷ (x+3)</p><p>&nbsp; &nbsp; = (2x + 1) Cm</p><p>K. Persegi panjang= 2 (P + l)</p><p>= 2 ((2x+1) + (x+3))</p><p>= 2 (3x + 4)</p><p>= (6x + 8) Cm&nbsp;</p><p><strong>Jadi, keliling persegi panjang tersebut adalah (6x + 8) Cm atau opsi A</strong></p><p>&nbsp;</p>