Respuesta :

Brieb44

Step 1: Subtract 3n from both sides.

6n−7−3n=3n+5−3n

3n−7=5

Step 2: Add 7 to both sides.

3n−7+7=5+7

3n=12

Step 3: Divide both sides by 3.

3n /3

12 /3

n=4

Answer:

n=4