document.write( "Question 197470: Two heads of lettuce and three pounds of tomatoes cost $2.85. Three heads of lettuce and two pounds of tomatoes cost $2.90. Find the cost of one head of lettuce and the cost of one pound of tomatoes.(an algebric solution can be accepted.) \n" ); document.write( "
Algebra.Com's Answer #148074 by edjones(8007)![]() ![]() You can put this solution on YOUR website! Let c=heads of lettuce & t=pounds of tomatoes \n" ); document.write( "2c+3t=2.85 \n" ); document.write( "3c+2t=2.9 \n" ); document.write( ". \n" ); document.write( "6c+9t=8.55 multiply each side by 3 \n" ); document.write( "6c+4t=5.8 multiply each side by 2 \n" ); document.write( "----------------subtract \n" ); document.write( "==>5t=2.75 \n" ); document.write( "t=.55 \n" ); document.write( ". \n" ); document.write( "2c+1.65=2.85 \n" ); document.write( "2c=1.20 \n" ); document.write( "c=.60 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " |