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Why were some of the Native tribes interested in York?

Explanation:

Stephen Ambrose

Listen to the RealAudio, York was Clark’s childhood companion. He was a slave. We know he was big. We know he was very athletic. He was a great dancer. He was devoted to William Clark. He was a great help to the expedition because he was such a curiosity. Indians who had seen white men had never seen a black man before and there’s the famous – is it Catlin or Charley Russell – and there’s the famous Charley Russell painting in the Mandan lodges of the Mandan chief trying to rub the black off of York’s skin. York had a great time on the expedition. He had, had his own rifle. He got to vote. He was a full member of the expedition. He had a, the Indians loved him, and the Indian women especially loved York and he took full advantage of that so that on many occasions York would be missing that night and he would be in the lodge with one of the Indians. Sometimes with the Indian husband standing guard while the business was complet

because

Explanation:

As detailed in The Journals of Lewis and Clark, during the two years of the Corps of Discovery expedition, York handled firearms, killed game and helped to navigate trails and waterways. In early December 1804, York was one of 15 men on a dangerous buffalo hunt to replenish their supply.

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation: