Question

How do you simplify `6[n+(n-d)]-3[n-(n-d)]`?

Answer 1

By arranging the equation

Explanation:

`6[n+(n-d)] - 3[n-(n-d)]`

`=6n + 6n -6d - 3n +3n +3d`

`=12n - 6d +3d`

`=12n - 3d`

`=3(4n-d)`

Your answer is `3(4n-d)`