document.write( "Question 1205779: There were 5c 10c and 20c coins in Joel's wallet in the ratio of 2:6:7 respectively. If he takes out half the number of 5c and half the number of 10c coins they would make up $4.20
\n" ); document.write( "How many 20c coins in his wallet.
\n" ); document.write( "How much money does he have altogether
\n" ); document.write( "

Algebra.Com's Answer #842816 by josgarithmetic(39618)\"\" \"About 
You can put this solution on YOUR website!

\n" ); document.write( "
\r\n" );
document.write( "WHICH COIN-TYPE   COUNTofCOINS      REMOVE-THESE        REMOVED-MONEYDollars\r\n" );
document.write( "       5c             2x                  x                 0.05x\r\n" );
document.write( "      10c             6x                 3x                 0.10*3x\r\n" );
document.write( "      20c             7x\r\n" );
document.write( "                  -------------                         ----------------------\r\n" );
document.write( "                     15x                                    4.20\r\n" );
document.write( "
\r
\n" ); document.write( "
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "\"0.05x%2B0.10%2A3x=4.2\"\r
\n" ); document.write( "\n" ); document.write( "-\r
\n" ); document.write( "\n" ); document.write( "\"0.35x=4.2\"\r
\n" ); document.write( "\n" ); document.write( "\"x=4.2%2F0.35\"\r
\n" ); document.write( "\n" ); document.write( "\"x=12\"\r
\n" ); document.write( "\n" ); document.write( ".\r
\n" ); document.write( "\n" ); document.write( ".\r
\n" ); document.write( "\n" ); document.write( ".
\n" ); document.write( "
\n" );