document.write( "Question 917641: The rectangle has a perimeter of 5 units. What is the value of x?
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document.write( "The length is 3/(x+2) and the width is 2/(x-3). \n" );
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Algebra.Com's Answer #556733 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! The rectangle has a perimeter of 5 units. What is the value of x? \n" ); document.write( " The length is 3/(x+2) and the width is 2/(x-3). \n" ); document.write( "----- \n" ); document.write( "Perimeter = 2(length + width) \n" ); document.write( "---- \n" ); document.write( "5 = 2[(3/(x+2))+(2/(x-3)] \n" ); document.write( "--------------- \n" ); document.write( "5(x+2)(x-3) = 2[3(x-3) +2(x+2)] \n" ); document.write( "5[x^2-x-6] = 2[3x-9+2x+4] \n" ); document.write( "5x^2 - 5x - 30 = 10x -10 \n" ); document.write( "----- \n" ); document.write( "5x^2 -15x -20 = 0 \n" ); document.write( "--- \n" ); document.write( "x^2 -3x - 4 = 0 \n" ); document.write( "---- \n" ); document.write( "Factor: \n" ); document.write( "(x-4)(x+1) = 0 \n" ); document.write( "--- \n" ); document.write( "x = 4 or x = -1 \n" ); document.write( "=================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |