Who is Abraham Lincoln?​

Abraham Lincoln, byname Honest Abe, the Rail-Splitter, or the Great Emancipator, (born February 12, 1809, near Hodgenville, Kentucky, U.S.—died April 15, 1865, Washington, D.C.), 16th president of the United States (1861–65), who preserved the Union during the American Civil War and brought about the emancipation of enslaved people in the United States.

Explanation:

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Abraham Lincoln was an American lawyer and statesman who served as the 16th president of the United States from 1861 until his assassination in 1865. Lincoln led the nation through the American Civil War, the country's greatest moral, cultural, constitutional, and political crisis.

the perimeter of a triangle is 69 cm. side a is 5 cm shorter than side b. side c is twice as long as side a. find the length of each side. i need to know how to do it in 2 equations.  

equations:

a = b-5

c = 2a

a + b + c = 69

monitor contract compliance and results of forestry activities to assure adherence to government regulations.  

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