Question

How do you simplify `3(-5x - 7) - (6x)`?

Answer 1

-21 (`x` +1)

Explanation:

Firstly you open the bracket i.e multiply `( -5x -7)` by 3

SO,

`3. (-5x) - 7.3 - 6x`
`-15x - 21 -6x`
`-21x - 21`

Take -21 common,

So,

-21 (`x` +1)