Browse · MATH Print → jmc algebra intermediate Problem Let t(x)=3x+1 and f(x)=5−t(x). What is t(f(5))? Solution — click to reveal We first evaluate f(5)=5−t(5)=5−5⋅3+1=1. Thus t(f(5))=t(1)=3⋅1+1=2. Final answer 2 ← Previous problem Next problem →