document.write( "Question 316409: The cost in dollars for producing x units if a particular item is given by C (x) = .7x + 682.
\n" ); document.write( "How many units could be produced for a cost of $978?
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Algebra.Com's Answer #226322 by Jstrasner(112)\"\" \"About 
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Hey,\r
\n" ); document.write( "\n" ); document.write( "For this one, we need to put the cost, C(x), which is 978, into the equation:\r
\n" ); document.write( "\n" ); document.write( "978 = .7x + 682\r
\n" ); document.write( "\n" ); document.write( "We subract 682 from both sides:\r
\n" ); document.write( "\n" ); document.write( "296 = .7x\r
\n" ); document.write( "\n" ); document.write( "We then divide both sides by .7:\r
\n" ); document.write( "\n" ); document.write( "x = 422.857...\r
\n" ); document.write( "\n" ); document.write( "Therefore:\r
\n" ); document.write( "\n" ); document.write( "423 units can be produced.\r
\n" ); document.write( "\n" ); document.write( "I hope this helps!
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