Question

plese help guys plese very important for my exam........ Please guys​

Answer 1

Answer:

Step-by-step explanation:

the steps involved in difference of like terms are -

example

1.  take a, b , c

now

suppose ,  __a___  ,  __c___

                      b                b

=  _ a - c__

        b

now with numbers

12/9 - 7/9

=  _12 - _7_

         9

=  5/9

hope it helps