Question

Describe Cullen's mistake

Answer 1

he did not add 4n that is crucial to the problem

Answer 2

Answer:Cullen did not add 4n to the -6n he added -4n.

Step-by-step explanation:When you go to move the -4n you want to add 4n to make the -4n turn to 0. This is because we need n on one side and what it is equaled to on the other.