Respuesta :

amberisofd
2. 11x+2y-8
3. 9x^2-4
4.3a+2b
5.5y^3-1x^2
6.y+3
7.4x^2-2x+9
8.18x+4y
9.-3a^3+7a^2+1
10. (cant find answer sorry :( )
11.-2b+12ba+a
12.x•(x^2+x+1) ?
I’m not 100% sure on 10 and 12 but you can look up the questions and try to find the answers :)

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