Respuesta :

Nwachiee

Answer:

-3

Step-by-step explanation:

slope= y2 - y1 / x2- x1

where y2=-6

y1= 1

x2=x

x1= 4

slope=1. , substitute into formular

1= -6-1/x-4

1= -7/ x-4. Cross multiply

x-4=-7

x= -7+4

x=-3