Answer:
see explanation
Step-by-step explanation:
for the equation to have infinite number of solutions then both sides must be the same.
left side = - 4n + 8
right side = 4n - 8n = - 4n ← require to add 8
right side = - 4n + 8
then
- 4n + 8 = - 4n + 8
which has an infinite number of solutions