Question

`\sf -(6-4x)`

Answer 1

`-6+4x`

Explanation:

`-(6-4x)`

`\mathrm{Distribute\:parentheses}`

`=-\left(6\right)-\left(-4x\right)`

`\mathrm{Apply\:minus-plus\:rules}`

`-\left(-a\right)=a,\:\:\:-\left(a\right)=-a`

`=-6+4x`

Answer 2

`- (6 - 4x) = - 6 + 4x`