Question

5x²+8y²+3+2x²-3y²-1=

2x-3y+2x+4y-8x=

4xy-3y-5y-xy=

3x²y²-x+7x²y²+9x=

Answer 1

olaaaa

5x²+8y²+3+2x²-3y²-1=

5x²+2x²+8y²-3y²-1+3

7x²+4y²+2

2x-3y+2x+4y-8x

2x+2x-8x-3y+4y

-4x+y

4xy-3y-5y-xy

4xy-xy-3y-5y

3xy-2y

3x²y²-x+7x²y²+9x

3x²y²+7x²y²-x+9x

10x²y²+8x

espero ter ajudado