Question

determine slope of a line: -1 ​

Answer 1

Answer:

m= -1

y=mx+c

y= (-1)x+c

y= -x+c

x+y= c

Hope ita help.you....❤

Answer 2

Answer:135 degrees

Step-by-step explanation:

It is a line through these (x,y) point:

(-1,1) and (0,0) and (1,-1) and so on.

That line has an angle of 90 + 45 = 135 degrees.