Question

How do you simplify `-4( 1- 8n ) - 4( 8n + 4)`?

Answer 1

`-20`

Explanation:

`-4(1-8n)-4(8n+4)`

`=-4*1-4*(-8n)-4*(8n)-4*4`

`=-4+4*8n-4*8n-16`

`=-4+32n-32n-16`

`=-4-16`

`=-20`