document.write( "Question 720630: cows+hens=48 there less are 146 how many hens. \n" ); document.write( "

Algebra.Com's Answer #441903 by josmiceli(19441) $\"\"$ $\"About$

You can put this solution on YOUR website!
They have 146 legs?
\n" ); document.write( "Let $\"+c+\"$ = number of cows
\n" ); document.write( "Let $\"+h+\"$ = number of hens
\n" ); document.write( "given:
\n" ); document.write( "(1) $\"+c+%2B+h+=+48+\"$
\n" ); document.write( "(2) $\"+4c+%2B+2h+=+146+%7D%7D%0D%0A-------------------%0D%0A%282%29+%7B%7B%7B+2c+%2B+h+=+73+\"$
\n" ); document.write( "Subtract (1) from (2)
\n" ); document.write( "(2) $\"+2c+%2B+h+=+73+\"$
\n" ); document.write( "(1) $\"+-c+-+h+=+-48+\"$
\n" ); document.write( " $\"+c+=+25+\"$
\n" ); document.write( "and, since
\n" ); document.write( "(1) $\"+c+%2B+h+=+48+\"$
\n" ); document.write( "(1) $\"+25+%2B+h+=+48+\"$
\n" ); document.write( "(1) $\"+h+=+23+\"$
\n" ); document.write( "There are 25 cows and 23 hens
\n" ); document.write( "check:
\n" ); document.write( "(2)

\n" ); document.write( "(2) $\"+146+=+146+\"$
\n" ); document.write( "OK\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );