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OpenStudy (anonymous):
the perimeter of a triangle is 47 centimeters. The longest side is 7 centimeters less than the sum of the other two sides. Twice the shortest side is 4 centimeters less than the longest side. Find the lengths of all sides.
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OpenStudy (anonymous):
8,19,20
OpenStudy (anonymous):
great but can you explain to me how you came up with that answer?
OpenStudy (anonymous):
2x+2y-7=47 2x+4 = x+y-7 - x= y-11 etc...
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