HELLO THERE
THE ANSWER IS
Step 1: Subtract 3n from both sides.
12n-5-3n=3n+8-3n
9n-5=8
Step 2: Add 5 to both sides.
9n-5+5=8+5
9n=13
Step 3: Divide both sides by 9.
9n/9 =13/9
therefore the answer is
n=13/9
hope this helps
thank you
BEST REGARDS QUEEN Z