document.write( "Question 830424: mary has 12 marbles. 3/12 of the marbles are yellow and 2/12 of the marbles are blue.the rest of the marbles are green. how many marbles are green and explain how you know \n" ); document.write( "
Algebra.Com's Answer #500882 by Fombitz(32388)\"\" \"About 
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The whole collection is \"12%2F12%7D%7D%5D.+%0D%0A%7B%7B%7BG%2B3%2F12%2B2%2F12=12%2F12\"
\n" ); document.write( "\"G=12%2F12-5%2F12\"
\n" ); document.write( "\"G=7%2F12\"
\n" ); document.write( "There are 7 green marbles, 7 out of total of 12.
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