document.write( "Question 452667: A gasoline tank is 7/8 full. After 12 gallons have been used, it is half full. How many gallons does the tank hold when it is full?\r
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Algebra.Com's Answer #311519 by robertb(5830)\"\" \"About 
You can put this solution on YOUR website!
Let x = # of gallons of gasoline when tank is full.\r
\n" ); document.write( "\n" ); document.write( "==> \"%287x%29%2F8+-+12+=+x%2F2\"\r
\n" ); document.write( "\n" ); document.write( "==> \"%287x%29%2F8+-+x%2F2+=+12\"\r
\n" ); document.write( "\n" ); document.write( "==> \"%283%2F8%29x+=+12\"
\n" ); document.write( "==>\"+x+=+%288%2A12%29%2F3+=+32\" gallons.
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