document.write( "Question 447751: 1) Find two numbers such that 5 times the larger number plus 3 times the smaller number is 47, and 4 times the larger number minus twice the smaller number is 20.\r
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document.write( "2) Mary has 15 coins with a total value of $1.75. If the coins are nickels and quarters, how many of each kind are there?\r
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Algebra.Com's Answer #308206 by jorel1380(3719) You can put this solution on YOUR website! 5x+3y=47 \n" ); document.write( "4x-2y=20 \n" ); document.write( "10x+6y=94 \n" ); document.write( "12x-6y=60 \n" ); document.write( "22x=154 \n" ); document.write( "x=7 \n" ); document.write( "y=4 \n" ); document.write( "The two numbers are 7 and 4. \n" ); document.write( "---------------------- \n" ); document.write( "x+y=15 \n" ); document.write( ".05x+.25y=1.75 \n" ); document.write( "5x+25y=175 \n" ); document.write( "5x+5y=75 \n" ); document.write( "20y=100 \n" ); document.write( "y=5 \n" ); document.write( "x=10 \n" ); document.write( "Mary has 10 nickels and 5 quarters.. \n" ); document.write( " |