(2b^2+b-3)+(2b^2-b-3)=

Answer 1

The given expression is:

(2b^2+b-3)+(2b^2-b-3)

By combining like terms, we can simplify this expression:

2b^2 + 2b^2 + b - b - 3 - 3

This simplifies to:

4b^2 - 6