2+1-2+3+4+5+6+7(8) +7+7​

89 is your answer please mark me as brainlist l need to

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