Question

(xy - ab - 3)-xy - 4ab - 1)

Answer 1

\[\Large \color{purple}{\rightarrow xy - ab - 3 - xy - 4ab - 1 }\]

All you have to do is remove the brackets and then do operations on like terms.

Answer 2

so, 4ab - 2?

Answer 3

No,

\[\Large \color{purple}{\rightarrow \cancel {(xy - xy)} - ab - 4ab - 1 - 3 }\]

Answer 4

-5ab-4