document.write( "Question 993759: Jeff bought twice as many chocolate bars as candy bags. the candy bags cost $.35 each, and the chocolate bars cost $.75 each. if the total bill was $7.40,
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document.write( "how many of each did he buy? \n" );
document.write( "
Algebra.Com's Answer #612963 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! Jeff bought twice as many chocolate bars as candy bags. the candy bags cost $.35 each, and the chocolate bars cost $.75 each. if the total bill was $7.40, \n" ); document.write( "how many of each did he buy? \n" ); document.write( "--------------- \n" ); document.write( "Equations: \n" ); document.write( "Quantity:: c = 2b \n" ); document.write( "Value:: 75c + 35b = 740 \n" ); document.write( "------- \n" ); document.write( "Substitute for \"c\" and solve for \"b\":: \n" ); document.write( "75(2b) + 35b = 740 \n" ); document.write( "185b = 740 \n" ); document.write( "b = 4 (# of candy bags) \n" ); document.write( "---- \n" ); document.write( "Solve for \"c\": \n" ); document.write( "c = 2b = 8 (# of chocolate bars) \n" ); document.write( "--------------- \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "------------ \n" ); document.write( " \n" ); document.write( " |