Can someone please solve this, thankyou <3

Find two rational expressions that have the difference of 2-n/n-4

Which expressions are equivalent to -6 + 3m

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.