Answer:

Step-by-step explanation:
Flip the equation.

Add -9 to both sides


Divide both sides by 7/8

hope this helps
Answer:
n>3
Step-by-step explanation:
Step 1: Add 1 to both sides.
3n−1+1>8+1
3n>9
Step 2: Divide both sides by 3.
3n/3>9/3
n>3
Answer:
390 miles
Step-by-step explanation: