The equation of a line passing through $(x_1, y_1)$ with slope $m$ is:
A$y + y_1 = m(x + x_1)$
B$y - y_1 = m(x - x_1)$
C$y - y_1 = (x - x_1)/m$
D$y x_1 = m + y_1 x$
Answer & Solution
Correct answer: B. $y - y_1 = m(x - x_1)$
**Point-slope form**: $y - y_1 = m(x - x_1)$.
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