1 7/9 divided by 4/5 =

20/9

Step-by-step explanation:

16/9 * 5/4

4/9 * 5

20/9

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

let's fu(!

step-by-step explanation: