Directions: Simplify the following monomials.SHOW THE STEPS!

ANYONE PLEASE HELP ME I REALLY NEED THE ANSWER RIGHT NOW BECAUSE I HAVE TO PASS THIS LATER AT 10PM I HOPE Y'ALL CAN HELP ME:(
AND PLEASE SHOW THE "STEPS" TOO NOT JUST THE ANSWER.

I'LL MARK YOU AS THE BRAINLIEST IF YOU CAN ANSWER IT CORRECTLY!​