Question 1106047
point slope formula y-y1=m(x-x1), m slope and (x1, y1) point
y+8=(5(x-10)
y=5x-58
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y+8=(-1/5)(x-10)
y=(-x/5)-6
should be perpendicular to each other
{{{graph(300,300,-20,20,-20,20,5x-58,(-x/5)-6)}}}