document.write( "Question 99117: I'm not sure what type of word problem it is but, I'm in Algebra. Here is the question. \"It is estimated that the earth is losing 4000 species of plants and animals every year, If \"S\" represents the number of species living last year, how many species are on earth this year? \n" ); document.write( "

Algebra.Com's Answer #72121 by checkley71(8403) $\"\"$ $\"About$

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S-4000=NUMBER OF SPECIES LIVING THIS YEAR. \n" ); document.write( "

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