13/5 x 2 7/8
multiply then write in simplest form

4 3/5

Step-by-step explanation:

Convert each term into an improper fraction, 8/5 x 15/8. Then find  common denominator, 40. Then your equasion would be 64/40 x 75/40. Multiply your terms, then simplify the answer.

step-by-step explanation:

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