3x+2y-5x+4y=
2x+6y
-2x+6y
2x-6y
5xy-8yx+3x-4y=
-3xy+3x-4y
-4xy
2xy+4x
3a-4b=
7ab
-1ab
3a-4b
10xy+8y-8xy+4xy+2y=
14xy+10y
6xy+10y
8xy+8y
3a+3b+3c+2a+2b+3c-10=
5a+5b+6c-10
3a-2b-3c-10
3a+3b+3c+10