Brainliest!! Please help with number 4 and please give me the equation too!! Brainliest!!!

Answer:
Oooo someone is writing a answer. (Also im new to this so Idk what to really do.)
Explanation:
Answer:
3.9×10⁸ m
Explanation:
If x is the distance between the Earth and the Moon, the the light travels a distance of 2x in 2.6 seconds.
Distance = rate × time
2x = (3×10⁸ m/s) (2.6 s)
x = 3.9×10⁸ m