3. Maddox took his football team to a restaurant to celebrate their win. He decides to pay the $75.50 bill and make his teammates pay for the 30% tip. How much is
the tip?

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

the first option is the answer.