To determine if the point (5,1) is part of the line y = 7-2x, we need to substitute x=5 and y=1 into the equation of the line and check if it is a true statement:
y = 7 - 2x
1 = 7 - 2(5)
1 = 7 - 10
1 = -3
Since -3 is not equal to 1, the point (5,1) is not part of the line y = 7-2x.