Question

How do you solve `( -3 ) / (-3x - 4 ) > 0`?

Answer 1

`x < (-4/3)`

Explanation:

`(-3)/(-3x-4) iff 3/(3x+4)`

If `3/(3x+4) < 0`
then
`color(white)("XXX")(3x-4)` must be negative

`color(white)("XXX")3x+4 < 0`

`color(white)("XXX")3x < -4`

`color(white)("XXX")x < -4/3`