Question

Q5. From the sum of 3x-y+11 and -y-11
subtract 3x-y-11. *​

Answer 1

Answer:

{(3x-y+11)+(-y-11)}-(3x-y-11)

{3x-y+11-y-11}-3x+y+11

3x-2y-3x+y+11

-y+11

Answer 2

Answer:

{(3x-y+11)+(-y-11)-(3x-y-11)}

(3x-y+11-y-11)-(3x-y-11)

3x-y+11-y-11-3x+y+11

-y+11 is the answer