Question

4u^2-7u-7-15u^2-2u+3

Answer 1

`- 11 {u}^(2) - 9u - 4`

Explanation:

1) Collect like terms.

`( {4u}^(2) - {15u}^(2) ) + ( - 7u - 2u) + ( - 7 + 3)`

2) Simplify.

`( { - 11u}^(2) - 9u - 4)`

Therefor, the answer is ( - 11u² - 9u - 4).

Answer 2

`-11u^(2) -9u-4`

Explanation:

`-11u^(2)-7u-7-2u+3`

`-11u^(2) -9u-7+3`

`-11u^(2) -9u-4`