document.write( "Question 838742: A triangle lakefront lot has a perimeter of 600 feet. One side is 50 feet shorter than 2 times the shortest side, while the third side is 150 feet longer than the shortest side.
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document.write( "Find the lengths of all three sides? \n" );
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Algebra.Com's Answer #505354 by LinnW(1048)![]() ![]() You can put this solution on YOUR website! let s = short side \n" ); document.write( " m = medium side \n" ); document.write( " l = long side \n" ); document.write( "m = 2s - 50 \n" ); document.write( "l = 150 + s \n" ); document.write( "perimeter = s + m + l \n" ); document.write( "600 = s + m + l \n" ); document.write( "substitute (2s - 50) for m, and (150 + s) for l \n" ); document.write( "600 = s + (2s - 50) + (150 + s) \n" ); document.write( "600 = 4s + 100 \n" ); document.write( "add -100 to each side \n" ); document.write( "500 = 4s \n" ); document.write( "divide each side by 4 \n" ); document.write( "125 = s \n" ); document.write( "m = 2(125) - 50 = 250 - 50 = 200 \n" ); document.write( "l = 150 + s = 150 + 125 = 275 \n" ); document.write( "So the side lengths are 125,200 and 275 . \n" ); document.write( " \n" ); document.write( " |