Definitions
Add the polynomials 9x+y+3x-y
What is 12x
Combine 3x^2+2x+4x^2+1
What is 7x^2+2x+1
Combine 9xy-2y+3y-4xy-5y
What is 5xy-4y
Combine: x^2 +3x-1+5x^2-5x-7
What is 6x^2-2x-8
Combine: 15x^2 + 3xy^2 - 4x^2 + 5xy
What is 11x^2+3xy^2+5xy
Write a polynomial to express the area of a rectangle where the length is 3 more than twice the width.
l=2x+3
w=x
A=2x^2 + 3x