Answer:
Step-by-step explanation:
y = -x + 1.....slope here is -1. A parallel line will have the same slope
y = mx + b
slope(m) = -1
(4,1)....x = 4 and y = 1
now we sub and find b, the y int
1 = -1(4) + b
1 = -4 + b
1 + 4 = b
5 = b
so ur equation is : y = -x + 5.....rearrange = x + y = 5 <==