Dik fungsi f(x) =3x+5 .nilai f (5p-3) adalah

F(x)=3x+5
f(5p-3)=3(5p-3)+5
           = 15p-9+5=15p-4

F(x) = 3x+5
f(5p-3) = 3(5p-3) +5
= 15p-9+5
= 15p-4