# How do you write an equation of a line that goes through (-6,-7) with m= -1?

##### 1 Answer
Apr 30, 2015

The equation of a line given a point and a slope is:

$y - {y}_{p} = m \left(x - {x}_{p}\right)$,

so:

$y + 7 = - 1 \left(x + 6\right) \Rightarrow y = - x - 6 - 7 \Rightarrow y = - x - 13$.