document.write( "Question 694620: mr brand invested $7000, part at 8% and the rest at5% His total annual income from these investment was
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document.write( "$500 find the amount invested at each rate \n" );
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Algebra.Com's Answer #428068 by jim_thompson5910(35256)![]() ![]() ![]() You can put this solution on YOUR website! Hint:\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x+y = 7000\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y = 7000 - x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "---------------------------\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "0.08x + 0.05y = 500\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8x + 5y = 50000\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "8x + 5(7000 - x) = 50000\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Solve for x and then use this to solve for y. \n" ); document.write( " |