Respuesta :
-1
Step-by-step explanation:
y=mx+b
m=slope and b= point where line crosses y axis.
in our case slope is -1, because -x=-1x (mx)
-1
Step-by-step explanation:
y=mx+b
m=slope and b= point where line crosses y axis.
in our case slope is -1, because -x=-1x (mx)