Answer :
so if you want y=mx+b
you subtract x from both sides and get
4y=x-4
divide both sides by 4
y=(1/4)x-1 or y=(1/4)x+(-1)
you subtract x from both sides and get
4y=x-4
divide both sides by 4
y=(1/4)x-1 or y=(1/4)x+(-1)