Answer:
C. -61
Step-by-step explanation:
By the definition,
[tex](f\circ g)(x)=f(g(x))[/tex]
If
[tex]f(x)=4x+7\\ \\g(x)=3x-5,[/tex]
then
[tex]f(g(x))=f(3x-5)=4\cdot (3x-5)+7=12x-20+7=12x-13[/tex]
Thus,
[tex]f(g(-4))=12\cdot (-4)-13=-48-13=-61[/tex]
