Answer:
y = x
Explanation:
We can use slope-point form.
(y-y1) = m(x-x1)
m is a slope. If the line is parallel than slopes are the same.
y = x + 4, for this line slope = 1, so for line we have to find slope is also 1.
(y-y1) = m(x-x1)
m=1, x1 = 2, y1 = 2
(y - 2) = 1(x-2)
y - 2 = x - 2
y = x