document.write( "Question 554187: If you know that the area of a rectangle is 48cm sq. Find the length if it is 5 times the width plus one. \n" ); document.write( "
Algebra.Com's Answer #361259 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! If you know that the area of a rectangle is 48cm sq. \n" ); document.write( "Find the length if it is 5 times the width plus one. \n" ); document.write( "----- \n" ); document.write( "Area = 48 cm sq \n" ); document.write( "A = L*W \n" ); document.write( "Let W be \"x\": \n" ); document.write( "Then L is \"5X+1\" \n" ); document.write( "---- \n" ); document.write( "x(x+1) = 48 \n" ); document.write( "x^2+x-48 = 0 \n" ); document.write( "-------------------- \n" ); document.write( "x = 6.4462 or x = -7.4462 \n" ); document.write( "Positive solution: \n" ); document.write( "Width = 6.4462 \n" ); document.write( "Length = 7.4462 \n" ); document.write( "============================= \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============== \n" ); document.write( " \n" ); document.write( " |