Answer:

Step 1: Simplify both sides of the equation.

2n+6=3n+9−3

2n+6=3n+9+−3

2n+6=(3n)+(9+−3)(Combine Like Terms)

2n+6=3n+6

2n+6=3n+6

Step 2: Subtract 3n from both sides.

2n+6−3n=3n+6−3n

−n+6=6

Step 3: Subtract 6 from both sides.

−n+6−6=6−6

−n=0

Step 4: Divide both sides by -1.

−n

−1

=

0

−1

n=0

Answer:

n=0