Philip had already read 15 books this year before joining a book club, and he plans to read 4 books every month now that he has joined. if philip has read 23 books so far, how many months has he been with his book club?

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