Question

Simplify -3xy^3 + 7xy^3 + (-xy^3) + (-3xy^3). 0 xy3 3xy3 -xy3

Answer 1

$-3xy^3 + 7xy^3 + (-xy^3) + (-3xy^3) \\ \\ -3xy^3 + 7xy^3 - xy^3 - 3xy^3 \ / \ simplify \ brackets \\ \\ 0 \\ \\ Answer: \fbox {0}$

Answer 2

Answer: I think 0 is the answer