Question

if f(x)=x+5) and g(y)=3y-7, which option is the combined function g(f(x))?​

Answer 1

Answer:

g(f(x))=3x+8

Step-by-step explanation:

To solve Composition of Functions you simply replace y(in g(x)) with f(x):

g(f(x))=3(x+5)-7=3x+15-7=3x+8