6 ÷ [ 3 × (5 - 3) ÷ (4² + 3) ] ÷ 2
= 6 ÷ [ 3 × 2 ÷ 19 ] ÷ 2
= 6 ÷ 6/19 ÷ 2
= 19/2
= 8.5
Ok done. Thank to me :>
