document.write( "Question 98968: a television addict can buy either two televisions and three video recorders for $1750 or four televisions and one video recorder for $1250. find the cost of one of each. \n" ); document.write( "
Algebra.Com's Answer #72030 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! 2T+3V=1750 OR 2T=1750-3V \n" ); document.write( "4T+V=1250 REPLACE 4T BY 2(1750-3V)=3500-6V \n" ); document.write( "3500-6V+V=1250 \n" ); document.write( "-5V=1250-3500 \n" ); document.write( "-5V=-2250 \n" ); document.write( "V=-2250/5 \n" ); document.write( "V=$450 FOR THE VIDEO. \n" ); document.write( "2T+3(450)=1750 \n" ); document.write( "2T+1350=1750 \n" ); document.write( "2T=1750-1350 \n" ); document.write( "2T=400 \n" ); document.write( "T=400/2 \n" ); document.write( "T=200 FOR THE TV. \n" ); document.write( "PROOF \n" ); document.write( "4*200+450=1250 \n" ); document.write( "800+450=1250 \n" ); document.write( "1250=1250\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |