document.write( "Question 133497: A farm has 60 cows, pigs, and horses. There are 4 times as many cows and pigs as horses. How many horses are there? \n" ); document.write( "
Algebra.Com's Answer #97677 by cuteminiming(5)\"\" \"About 
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\n" ); document.write( "this is what you do
\n" ); document.write( "you have 60 animals total
\n" ); document.write( "so you have this function
\n" ); document.write( "60=c+p+h
\n" ); document.write( "then, there are four times as many cow/pigs as there are horses
\n" ); document.write( "so 4h=c+p
\n" ); document.write( "so use that in the function.\r
\n" ); document.write( "\n" ); document.write( "60=4h+h
\n" ); document.write( "i just replaced the cows and pigs with the equal in horses
\n" ); document.write( "so 60=5h
\n" ); document.write( "divide both sides by 5
\n" ); document.write( "and you have 12 horses.\r
\n" ); document.write( "\n" ); document.write( ":)
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