Question 1167149

6x - 5y = -40
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For the given line, you can re-arrange to y=mx+b ... y=(6/5)x + 8  ... or recognize the slope of Ax+By = C  is  -A/B = -6/-5 = 6/5. 
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For a line perpendicular to the given line, the slope will be  -1/(6/5) = -5/6