document.write( "Question 885473: The perimeter of the triangle is 178.
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document.write( "2n 3n+16 5n-2.
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document.write( "What is the value of n? \n" );
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Algebra.Com's Answer #535185 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! If the three sides are 2n, 3n+16, 5n-2, then...\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "s1 + s2 + s3 = Perimeter\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "(2n) + (3n+16) + (5n-2) = 178\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2n + 3n+16 + 5n-2 = 178\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "10n+14 = 178\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "10n = 178-14\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "10n = 164\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "n = 164/10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "n = 16.4 \n" ); document.write( " |