document.write( "Question 791465: billy and joey play on the same baseball team. together they score 12 runs. Billy scores twice as many runs as Joey. How many runs did each boy score? \n" ); document.write( "
Algebra.Com's Answer #479585 by stanbon(75887)\"\" \"About 
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billy and joey play on the same baseball team. together they score 12 runs. Billy scores twice as many runs as Joey. How many runs did each boy score?
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\n" ); document.write( "Equations:
\n" ); document.write( "b + J = 12
\n" ); document.write( "b = 2J
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\n" ); document.write( "Substitute for \"b\" and solve for \"j\":
\n" ); document.write( "2J + J = 12
\n" ); document.write( "3J = 12
\n" ); document.write( "J = 4 (Joey's runs)
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\n" ); document.write( "Solve for \"b\":
\n" ); document.write( "b = 2J
\n" ); document.write( "b = 8 (Billy's runs)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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