Question

A starburst has the following equations:
y=2x
y=x
y= (1/2)x
y=0
y=(-1/2)x
y=-x
y=-2x
x=0
and all of these lines intersect at the orgin (0,0). If one was to move the starburst so they all intersect at the point (4,2), how would they do so and what would the new euqations be?