document.write( "Question 1047573: the length of a rectangle is (2x+3)cm the width is 0.5(x+3)cm the perimeter of the rectangle is 49cm find the value of x \n" ); document.write( "
Algebra.Com's Answer #663096 by addingup(3677)![]() ![]() You can put this solution on YOUR website! Perimeter = 2L+2W \n" ); document.write( "2(2x+3)+2(0.5(x+3)) = 49 \n" ); document.write( "4x+6+x+3 = 49 add on left \n" ); document.write( "5x+9 = 49 \n" ); document.write( "5x = 40 \n" ); document.write( "x = 8 \n" ); document.write( "----------------- \n" ); document.write( "Check: \n" ); document.write( "2(8)+3 = 19 \n" ); document.write( "0.5*(8+3) = 5.5 \n" ); document.write( "Perimeter: \n" ); document.write( "2L+2W = 2(19)+2(5.5) = 39+10 = 49 Correct \n" ); document.write( ": \n" ); document.write( "J \n" ); document.write( " |