document.write( "Question 1150837: If Drink A contains 81% caffeine and Drink B contains 69% caffeine. And you want a mixture of both solutions to to create 150 gallons of solution which contains 71% caffeine.\r
\n" ); document.write( "\n" ); document.write( "Which system of equations should you use to solve this problem:\r
\n" ); document.write( "\n" ); document.write( "x+y=150
\n" ); document.write( "81x+69y=106.5\r
\n" ); document.write( "\n" ); document.write( "x+y=150
\n" ); document.write( "0.81x+0.69y=106.5\r
\n" ); document.write( "\n" ); document.write( "x+y=106.5
\n" ); document.write( "81x+69y=150\r
\n" ); document.write( "\n" ); document.write( "x+y=150
\n" ); document.write( "81x+69y=71\r
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Algebra.Com's Answer #772343 by ikleyn(52787)\"\" \"About 
You can put this solution on YOUR website!
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\n" ); document.write( "If Drink A contains 81% caffeine and Drink B contains 69% caffeine. And you want a mixture of both solutions
\n" ); document.write( "to create 150 gallons of solution which contains 71% caffeine.\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Which system of equations should you use to solve this problem:\r
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\r\n" );
document.write( "x+y=150\r\n" );
document.write( "81x+69y=106.5\r\n" );
document.write( "\r\n" );
document.write( "x+y=150\r\n" );
document.write( "0.81x+0.69y=106.5\r\n" );
document.write( "\r\n" );
document.write( "x+y=106.5\r\n" );
document.write( "81x+69y=150\r\n" );
document.write( "\r\n" );
document.write( "x+y=150\r\n" );
document.write( "81x+69y=71\r\n" );
document.write( "
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\n" ); document.write( "\n" ); document.write( "                My     ANSWER\r
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document.write( "    x +     y = 150\r\n" );
document.write( "0.81x + 0.69y = 106.5.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Second system of equations from your list.\r
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\n" ); document.write( "\n" ); document.write( "If you want   to  LEARN   on how to setup the governing equations for the mixture problems,
\n" ); document.write( "read these introductory lessons\r
\n" ); document.write( "\n" ); document.write( "    - Mixture problems\r
\n" ); document.write( "\n" ); document.write( "    - More Mixture problems\r
\n" ); document.write( "\n" ); document.write( "    - Solving typical word problems on mixtures for solutions \r
\n" ); document.write( "\n" ); document.write( "    - Word problems on mixtures for antifreeze solutions \r
\n" ); document.write( "\n" ); document.write( "    - Word problems on mixtures for alloys \r
\n" ); document.write( "\n" ); document.write( "    - Typical word problems on mixtures from the archive\r
\n" ); document.write( "\n" ); document.write( "in this site.\r
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\n" ); document.write( "\n" ); document.write( "Also,  you have this free of charge online textbook in ALGEBRA-I in this site\r
\n" ); document.write( "\n" ); document.write( "    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.\r
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\n" ); document.write( "\n" ); document.write( "The referred lessons are the part of this online textbook under the topic \"Mixture problems\".\r
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\n" ); document.write( "\n" ); document.write( "Save the link to this online textbook together with its description\r
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\n" ); document.write( "\n" ); document.write( "Free of charge online textbook in ALGEBRA-I
\n" ); document.write( "https://www.algebra.com/algebra/homework/quadratic/lessons/ALGEBRA-I-YOUR-ONLINE-TEXTBOOK.lesson\r
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\n" ); document.write( "\n" ); document.write( "to your archive and use it when it is needed.\r
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