document.write( "Question 805102: The perimeter of a regulation singles tennis couurt is 210ft. and the length is 30ft. less than 4 times the width. What are the dimensions of the court? \n" ); document.write( "
Algebra.Com's Answer #485092 by josgarithmetic(39625) ![]() You can put this solution on YOUR website! the length is 30ft. less than 4 times the width. \n" ); document.write( "' \n" ); document.write( "the x is 30ft. less than 4 times the y. \n" ); document.write( "x=-30+4y \n" ); document.write( "x=4y-30\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Length is x and width is y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2x+2y=210 \n" ); document.write( "2(4y-30)+2y=210 \n" ); document.write( "8y-60+2y=210 \n" ); document.write( "10y-60=210 \n" ); document.write( "10y=210-60 \n" ); document.write( "y=21-6 \n" ); document.write( "y=15 and x=4*15-30=30 \n" ); document.write( "Meaning length is 30 ft, and width is 15 ft. \n" ); document.write( " |