Posted by MIC on Thursday, December 8, 2011 at 10:27pm.
use the two-point form and then rearrange
(y-8)/(x+3) = (-7-8)/(5+3) = -15/8
y-8 = -15/8 (x+3)
8(y-8) = -15(x+3)
8y-64 = -15x - 45
15x + 8y - 19 = 0
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