## Introductory Algebra for College Students (7th Edition)

6y$^3$+y$^2$+7y-20
Distribute the negative sign to the parentheses and then combine like terms. (6y$^3$+2y$^2$-y-11)-(y$^2$-8y+9) 6y$^3$+2y$^2$-y-11-y$^2$+8y-9 (6y$^3$)+(2y$^2$-y$^2$)+(-y+8y)+(-11-9) 6y$^3$+y$^2$+7y-20