document.write( "Question 182893: This is a quesion of two step equations.\r
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document.write( " The perimeter of a triangle is 51cm.The lenghts of its sides are sonsecutive odd integers.find the lenghts of all three sides. \n" );
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Algebra.Com's Answer #137285 by Earlsdon(6294)![]() ![]() ![]() You can put this solution on YOUR website! Let x be the first odd number, then x+2 is the next consecutive odd number and x+4 is the next one after that. so... \n" ); document.write( "x+(x+2)+(x+4) = 51 Combine like-terms on the left. \n" ); document.write( "3x+6 = 51 Subtract 6 from both sides. \n" ); document.write( "3x = 45 Divide both sides by 3. \n" ); document.write( "x = 15, x+2 = 17, and x+4 = 19 \n" ); document.write( "The lengths of the three sides are: \n" ); document.write( "15cm, 17cm, and 19cm. \n" ); document.write( " \n" ); document.write( " |