Answer
y - 3.5 = -1.25x
Step by step explanation
y - 6 = x + 2 is fails at x = 0
y -2 = -(x - 1) is fails at x = -2
y + 2 = (x - 6) is fails at x = 0
y -1 = -(x - 2) is fails at x = 0
y - 3.5 = -1.25x is true for all values of x.
Answer is y - 3.5 = -1.25x
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