document.write( "Question 169306: A company is trying to determine which computer system to install. System A: consists of a central minicomputer costing $100,000 plus desktop terminals costing $800 each. System B: is a network of desktop personal computers that costs $16,000 to install plus $1,200 for each desktop personal computer. How many desktop setups would the company need in order to make the costs of the two systems equal?\r
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document.write( "trying to solve I ask: how many people are getting a computer? Number of people = x \r
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document.write( "how do I write out each problem ? 100,000 + 800(x) I am stumped, then 16,000 + 1,200 (x) ?
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document.write( "Your help would be greatly appreciated. I am unable to find a sample in my book .
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document.write( "Thank You\r
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Algebra.Com's Answer #124849 by Mathtut(3670)![]() ![]() ![]() You can put this solution on YOUR website! your on the right track: \n" ); document.write( ": \n" ); document.write( "let A = the number of desktops \n" ); document.write( ": \n" ); document.write( "these two must equal each other in terms of costs so set the two equation = to one another. \n" ); document.write( ": \n" ); document.write( "100000+800A=16000+1200A \n" ); document.write( ": \n" ); document.write( "400A=84000 \n" ); document.write( ": \n" ); document.write( " |