44
III
Alice sold 9 fewer homes than Diane. Which expression represents how many homes
Diane sold? (Let a = number of home Alice sold.)
CA
a - 9
B. 9-a
C.
a +9
D.
9a

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y