Someone is hanging 3 pictures on his wall each picture is 1 1/6 ft long and 2 1/8 ft tall he wants them to look even so he is hanging them 2 1/3 from each end of the wall with 1 1/3 ft inbetween each picture how long is the wall?

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

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step-by-step explanation: