Question 300368
{{{y-y1= m(x- x1)}}}
Substitute!
{{{y-(-4)= -3(x-6)}}}
Distribute.
{{{y+4=-3x+18}}}
{{{y=-3x+14}}}
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{{{ drawing(300,300,-4,10,-10,4,grid(1),circle(6,-4,.25),graph( 300, 300, -4,10,-10,4, -3x+14)) }}}