document.write( "Question 1174008: There are 13 animals in the barn. Some are chickens and some are pigs. There are 40 legs in all. How many of each animal are there? \n" ); document.write( "

Algebra.Com's Answer #799358 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

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document.write( "Hi,\r\n" );
document.write( "There are 13 animals in the barn. Some are chickens and some are pigs. \r\n" );
document.write( "There are 40 legs in all. How many of each animal are there?\r\n" );
document.write( " Let x be the number of pigs and (13-x) the number of chickens\r\n" );
document.write( "  4x + 2(13-x) = 40 legs\r\n" );
document.write( "  4x + 26 - 2x = 40\r\n" );
document.write( "        2x = 14 \r\n" );
document.write( "          x = 7  is the number of pigs \r\n" );
document.write( "              6  is the number of chickens \r\n" );
document.write( "checking our work:\r\n" );
document.write( "    4*7 + 2*6= 28 + 12 = 40      \r\n" );
document.write( "Wish You the Best in your Studies.\r\n" );
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\n" ); document.write( "\n" ); document.write( "To tutor @ewatrrr\r
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document.write( "    Please look into the last line in your post source code.\r\n" );
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document.write( "    It's me who added this line to your code.\r\n" );
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document.write( "    May I ask you PLEASE to provide this line (such line) at the end of each your post ?\r\n" );
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document.write( "    It serves to CLOSE  the font options  of your source code.\r\n" );
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document.write( "    Otherwise, these options extend their influence to the posts of other tutors on the same subject.\r\n" );
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document.write( "    THANK YOU.\r\n" );
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document.write( "    @ikleyn\r\n" );
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\n" ); document.write( "\n" ); document.write( "It is, probably, my attempt #7 to bring this message to your attention.\r
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\n" ); document.write( "\n" ); document.write( "I placed it in my posts several times today, but it seems to me that you do not see anything here at the forum.\r
\n" ); document.write( "\n" ); document.write( " @ikleyn, am aware of your concern, did not know how to address it manually.
\n" ); document.write( "Using what You now provided, leaves the spacing of lines too close.
\n" ); document.write( "Prefer more spacing. Perhaps you might have another suggestion.\r
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\n" ); document.write( "\n" ); document.write( "Sure.\r
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\n" ); document.write( "\n" ); document.write( "Simply make one empty line between your text lines. That is all.\r
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