Olá
[tex]\LARGE{}3x + 6x + 8x \\ \LARGE{}(3 + 6 + 8)x \\\LARGE{}9 + 8 \\ \LARGE{}17 \\ \LARGE\boxed{17x}[/tex]
[tex]{\large\boxed{\boxed{ { \large \tt BONS \: \: ESTUDOS \: MEU \: ANJO \:<3 }}}}[/tex]
