Replace f(x) in the equation with what it equals:

Distribute 4 to each term in parentheses:



The answer is
C.
Answer:
It would take you 5/3 hours, or 1 hour and 40 minutes.
Hope I helped! ☺
Answer:
3^9x=3^-2x
Step-by-step explanation:
27^3x=(1/9)^x
3^3×3x=(1/3^2)^x
3^9x=3^-2x