mohon bantuannya yg nomer 5

[tex]3 {x}^{2} - 2x > 15 + 2 {x}^{2} \\ 3 {x}^{2} - 2 {x}^{2} - 2x - 15 > 0 \\ (x + 3)(x - 5) > 0 \\ x1 = - 3 \: dan \: x2 = 5[/tex]

Maaf kalo salah, semoga membantu