A string of decorative lights is strung from the top of a fence post that is 4 feet tall to the top of a flagpole that is 16 feet tall. The fence post is 9 feet from the flagpole. What is the length the string of lights from the top of the post to the top of the pole?

Suredude why not right

Bi’m pretty sure hope it works

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,