Joke- Solve The Math

In a mathematics class, the teacher wrote on the blackboard 8xy+3gy-14(18/3)= 3g-7yx Then he called little Akpors and said “Pls Akpors come and solve this little problem for us” Gladly and quickly, Akpors walked to the blackboard, took the duster and wiped the whole blackboard clean.. Then he turns to the teacher and says, ”The problem is solved sir” one word for akpos.