document.write( "Question 143608: Mrs. Gardner went to the market. She purchased some lettuce heads and some tomatoes. There were 12 items purchased. She bought twice as many tomatoes as lettuce heads. \n" ); document.write( "
Algebra.Com's Answer #104505 by nabla(475)![]() ![]() ![]() You can put this solution on YOUR website! let lettuce=l \n" ); document.write( "let tomatoes=t\r \n" ); document.write( "\n" ); document.write( "12=l+t \n" ); document.write( "t=2l\r \n" ); document.write( "\n" ); document.write( "Substitute t=2l into the first equation.\r \n" ); document.write( "\n" ); document.write( "12=l+2l \n" ); document.write( "12=3l \n" ); document.write( "4=l\r \n" ); document.write( "\n" ); document.write( "Thus she bought 4 lettuce heads and 8 tomatoes. This follows and is easily checked. \n" ); document.write( " \n" ); document.write( " |