Respuesta :

irspow
I assume you meant:

(3x+15)/(6-x)

The only time this fraction will be equal to zero is when the numerator is equal to zero.

3x+15=0  subtract 15 from both sides

3x=-15  divide both sides by 3

x=-5

Answer:

-5

Step-by-step explanation:

apex

Otras preguntas