## Algebra 1

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