I’m not sure i’m pretty sure it’s 28
Answer:
1st word problem: 4 + 5x = 16
2nd word problem: (5 - 4)x = 16
3rd word problem: 16 - 4x = 5
Step-by-step explanation:
The answer is self-explanatory.
It is moving away from earth.
explanation: when an object moves away from us the light shifted to the red end of the spectrum as its wavelengths get longer