Respuesta :

Answer:

The x-intercept is -5.

Step-by-step explanation:

In order to find the x intercept, you need to put a 0 in for y and find the value of x.

1/3x + y = -15

1/3x + 0 = -15

1/3x = -15

x = -5

Therefore, the x-intercept is -5.