Respuesta :
Answer:
f(g(x)) = 2x + 1
Step-by-step explanation:
f(g(x))
f(x - 3)
2(x - 3) + 7
2x - 6 + 7
2x + 1
For every x in f(x), plug in (x-3), then simplify.
f(g(x))=2(x-3)+7
=2x-6+7
=2x+1
f(g(x))=2(x-3)+7
=2x-6+7
=2x+1