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How to do question 5 and 6. Can you explain the first one which is A for 5 and 6?

Thank you​

How to do question 5 and 6 Can you explain the first one which is A for 5 and 6Thank you class=

Respuesta :

dipinbhattarai

for 6

in a

given

slope(m)=1

point=(2,-4)=(x1,y1)

we know

equation of straight line

y-y1=m(x-x1)

y+4=1(x-2)

y+4=x-2

therefore x-y-6=0 is the required equation

substituting with ax+by+c=0 we get

a=1

b= -1

c= -6

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