4x²-[3y²-{5x²-2y²-(x²-y²)}]
Answers
Answered by
4
answer: 8x^2-6y^2
it should be
Attachments:
![](https://hi-static.z-dn.net/files/d91/e589977fba4f61ab0b5b4b213abbc475.jpg)
Similar questions