document.write( "Question 201451: a farmhouse has 15 animals. Some are goats and some are ducks. altogether there are 48 legs. how many of each animal are there? \n" ); document.write( "
Algebra.Com's Answer #151666 by checkley77(12844)\"\" \"About 
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D+G=15 OR D=15-G
\n" ); document.write( "2D+4G=48
\n" ); document.write( "2(15-G)+4G=48
\n" ); document.write( "30-2G+4G=48
\n" ); document.write( "2G=48-30
\n" ); document.write( "2G=18
\n" ); document.write( "G=18/2
\n" ); document.write( "G=9 NUMBER OF GOATS.
\n" ); document.write( "15-9=6 DUCKS.
\n" ); document.write( "PROOF:
\n" ); document.write( "9*4+6*2=48
\n" ); document.write( "36+12=48
\n" ); document.write( "48=48
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