Write an expression to solve each problem and evaluate it.
THE GETTYSBURG ADDRESS Here is an excerpt from Abraham Lincoln’s Gettysburg Address:
Fourscore and seven years ago, our fathers brought forth on this continent a new nation, conceived in liberty, and dedicated to the proposition that all men are created equal.
Lincoln’s comments refer to the year 1776, when the United States declared its independence. If a score is 20 years, in what year did Lincoln deliver the Gettysburg Address?
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