Respuesta :

amilylove662053

Answer:

X=7

Step-by-step explanation:

we already know the slope is -2, so y=-2x+m

since the line goes through point (5,1)

1=(-2)x5+m

1=m-10

m=11

the equation should be y=-2x+11

-3=2x+11

-14=2x

x=7