Question 122324
first find the gradient m from the equation
2x-4y=8 
that is by making y the subject
y = 1/2x - 2
from y=mx+b
m = 1/2
x1 and y1 represents the points -3 and 1 respectively
from formular (x-x1)=m(y-y1)
we have (x+3)=1/2(y-1)
2x+6=y-1
2x+7=y is the equation of the line