Answer:
y = -3x - 27
Explanation:
9x - 3y = 81
-3y = 9x + 81
-3y/3 = 9x/3 + 81/3
-y = 3x + 27
the slope of the graph is 3 and the y-intercept is -27. This means that the graph crosses the y-axis at the point (0,-27).
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