document.write( "Question 1012665: Alan has 14 coins.they are 5c,10c and 20c.the total value of the coins is $1.75.he has twice as many 10c coins as 5c.how many 20 c coins are there?please help me
\n" );
document.write( "Thanks \n" );
document.write( "
Algebra.Com's Answer #628749 by josgarithmetic(39630) ![]() You can put this solution on YOUR website! Set-up the system, and the rest is to solve the system.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x, y, z, how many of each coint 5c, 10c, 20c.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Simplify the money count equation. \n" ); document.write( " \n" ); document.write( "and substitute for y in this and the coin count equation.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " |