document.write( "Question 896885: the longest side of the triangular section is 8 feet shorter than twice the shorter side. the third side is 4 feet longer than the shortest side. the perimeter id 60 feet. how long is each side? \n" ); document.write( "
Algebra.Com's Answer #543830 by JulietG(1812)\"\" \"About 
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A + B + C = 60
\n" ); document.write( "A = 2B - 8 (where A is the longest side, and B is the shortest side. We know C isn't the shortest side from the second sentence.)
\n" ); document.write( "C = B + 4
\n" ); document.write( "Substitute the values of A and C from the bottom equations into the first
\n" ); document.write( "A + B + C = 60
\n" ); document.write( "(2B-8) + B + (B+4) = 60
\n" ); document.write( "4B -4 = 60
\n" ); document.write( "Add 4 to each side
\n" ); document.write( "4B = 64
\n" ); document.write( "Divide each side by 4
\n" ); document.write( "B = 16
\n" ); document.write( "If the shortest side (B) is 16, then A is (2*16)-8, or 24; C is 16+4, or 20
\n" ); document.write( "A = 24
\n" ); document.write( "B = 16
\n" ); document.write( "C = 20
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