Question

Slope is -1/2 and (-9,3) is on the line.

Answer 1

the equation of the line will be:

`(y-3)=-(1)/(2)(x-(-9))`

then

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

and we obtain

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

and making the subtraction, we have

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

which is the same as

`y=-(1)/(2)(x-3)`