Answer:
Y=2x+1
Explanation:
Plug (2,5) into: y-y=m(x-x)
y-5=2(x-2)
Distribute the 2.
y-5=2x-4
Add five to both sides.
y=2x+1
You know it's parallel because they both have the same slope, 2. Parallel lines have to have the same number in 'm' spot in the equation y=mx+b.