Question

How do you simplify `6b - 4 – 5b^2 – b^2 – 7`?

Answer 1

`-6b^2+6b-11`

Explanation:

Collecting like terms

`(-5b^2-b^2)+(6b)+(-4-7)`

`(-6b^2)+(6b)+(-11)`

Remember that + and - together make - so +(-11) = -11

`-6b^2+6b-11`