Resposta :
[tex]f(x) = 5x - 9 \\ ⟶\boxed{x = 3} \\ f(3) = 5 \: . \: 3 - 9 \\ f(3) = 15 - 9 \\ \boxed{f(3) = 6}[/tex]
Att. NLE Top Shotta
[tex]f(x) = 5x - 9 \\ ⟶\boxed{x = 3} \\ f(3) = 5 \: . \: 3 - 9 \\ f(3) = 15 - 9 \\ \boxed{f(3) = 6}[/tex]
Att. NLE Top Shotta