document.write( "Question 1105169: Hi
\n" ); document.write( "jane and john had some marbles. After jane gave john some marbles, he had 3 times as many as he had at first. Jane then hsd half the number of marbles that john had. If they had a total of 180 marbles, how many did each have at first. \r
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Algebra.Com's Answer #719915 by josgarithmetic(39617)\"\" \"About 
You can put this solution on YOUR website!
At first, jane had x marbles and john had y marbles.
\n" ); document.write( "The exchange of marbles from jane to john was m marbles.\r
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\n" ); document.write( "\n" ); document.write( "The description can be turned into system of equations according to the description:
\n" ); document.write( "\"system%28x%2By=180%2Cy%2Bm=3y%2Cx-m=%281%2F2%29%2A3y%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"system%28m=2y%2Cy=2x-3m%2Cx%2By=180%29\"\r
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\n" ); document.write( "\n" ); document.write( "substitute for m,
\n" ); document.write( "\"system%28x%2By=180%2C2x=7y%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"highlight%28y=40%29\"------------john had originally
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\n" ); document.write( "\"highlight%28x=140%29\"-----------jane had at first\r
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