document.write( "Question 445880: Here is another word problem that I don't understand can some please help me? Thank you.\r
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document.write( "The function f(x) = 180x/100 – x models the cost, f(x) in millions of dollars, to remove x% of a rivers pollutants. If the government commits $420 million for this project, what percentage of the pollutants can be removed?\r
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document.write( "? % of the pollutants can be removed.
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Algebra.Com's Answer #307029 by edjones(8007)![]() ![]() You can put this solution on YOUR website! f(x) = 180x/100 – x \n" ); document.write( "180x/100 – x = 420 \n" ); document.write( "180x-100x=42000 Multiply each side by 100. \n" ); document.write( "80x=42000 \n" ); document.write( "x=525 \n" ); document.write( ". \n" ); document.write( "Ed \n" ); document.write( " \n" ); document.write( " |