document.write( "Question 936611: The length of the place at is 35cm and its perimeter 110cm.what is the width of the place mat? \n" ); document.write( "
Algebra.Com's Answer #570057 by srinivas.g(540)![]() ![]() You can put this solution on YOUR website! length = 35 cm \n" ); document.write( "perimeter = 110 cm \n" ); document.write( " formula : perimeter = 2*(length+width) \n" ); document.write( " 110 = 2(35+width) \n" ); document.write( " 110 = 2*35+2*width \n" ); document.write( " 110 =70+2*width \n" ); document.write( " move 70 to the left \n" ); document.write( " 110 -70 = 2*width \n" ); document.write( " 40 = 2*width \n" ); document.write( " divide with 2 on both sides \n" ); document.write( " \n" ); document.write( " 20 = width \n" ); document.write( "width = 20 cm\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |