Question

Q1) -21mn+4f-2f-5mn=
Q2). 7x²y -xy² -5x²y -2xy²=
Q3) 3xy +8yx -5+4=
Q4) 10x - 4+5+x=
Q5) -3a²x²+ 5a²x²+4y -3y=​

Answer 1

Step-by-step explanation:

Q1 . write the digits with the same variable together

-21mn-5mn+4f-2f

-26mn+2f