-1,5x-9=0

To solve the equation \(-1.5x - 9 = 0\), follow these steps:

1. Add 9 to both sides: \[ -1.5x = 9 \]

2. Divide both sides by \(-1.5\): \[ x = \frac{9}{-1.5} = -6 \]

So, the solution is: \[ x = -6 \]