Question

write the equation of 3 line passing through (2, -1) plz answer step by step​

Answer 1

Answer:

3 lines passing through pt (2, -1) are

Step-by-step explanation:

let x and y be two variables

then, x+y=2+(-1)=1

x-y=2-(-1)=2+1=3

x+2y=2+2×(-1)=2-2=0