Question

27.Straight line passing through the points (-1,1),(0,0).(1,-1) has
equation:
O a)y=x
O b)x+y=0
Oc)y=2X
O d)2+3y=7x​

Answer 1

Answer:

The answer is a option A

Answer 2

Step-by-step explanation:

m=

$y2 - y1 \div x2 - x1$

m=0-1/0-(-1)=-1

y=mx+c

y+x=0

x+y=0