Answer is : 2^(7/6) x^(5/3) y^(1/6)
See attachment file below.
Follow the steps...
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Slope = (8 - 0)/(0 - 4) = -2
y intercept b = 8
y = mx + b where m = - 2 and b = 8
So equation y = -2x + 8
Answer
D. last one
y = -2x + 8
The greatest common factor of those numbers is 8.