document.write( "Question 61570: It is estimated that the earth is looseing 4000 species of plants and animals a 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 #42377 by stanbon(75887) $\"\"$ $\"About$

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S-4000
\n" ); document.write( "Chers,
\n" ); document.write( "Stan H. \n" ); document.write( "

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