document.write( "Question 956924: a shopper purchased 4 tables and 2 chairs for $434. Another shopper purchased 2 tables and 7 chairs for $451. what is the cost for each table and each chair? \n" ); document.write( "
Algebra.Com's Answer #584658 by checkley77(12844)![]() ![]() ![]() You can put this solution on YOUR website! 4T+2C=434 DIVIDE BY 2 & SUBTRACT. \n" ); document.write( "2T+7C=451 \n" ); document.write( "-(2T+C=217) \n" ); document.write( "---------- \n" ); document.write( "6C=234 \n" ); document.write( "C=234/6 \n" ); document.write( "C=$39 FOR EACH CHAIR \n" ); document.write( "4T+2*39=434 \n" ); document.write( "4T+78=434 \n" ); document.write( "4T=434-78 \n" ); document.write( "4T=356 \n" ); document.write( "T=356/4 \n" ); document.write( "T=$89 FOR EACH TABLE. \n" ); document.write( "PROOF: \n" ); document.write( "2*89+7*39=451 \n" ); document.write( "178+273=451 \n" ); document.write( "451=451 \n" ); document.write( " |