Answer
$y = -x-1$
Work Step by Step
passes through (2, -3), perpendicular to $y = x-5$
$1 * m = -1$
$m = -1$
$y=-x + b$
$-3 = -1*2 + b$
$-3 = -2 + b$
$-3+2 = -2 + b + 2$
$-1 = b$
$y = -x-1$
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