Math+me=no brain cells plz help

i used to know how to do this in 7th but i forget easily

step-by-step explanation:

f

step-by-step explanation:

f

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c