document.write( "Question 48695: ABout how much would it cost to run a natural gas water heater for one year in a narea where natural gas costs .90 cents per therm? My question to you is how would i set this equation up in order to solve the problem? \n" ); document.write( "
Algebra.Com's Answer #32258 by stanbon(75887)\"\" \"About 
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ABout how much would it cost to run a natural gas water heater for one year in a narea where natural gas costs .90 cents per therm?\r
\n" ); document.write( "\n" ); document.write( "Let \"x\" be the average number of therms used by a household in some area per year.
\n" ); document.write( "Then Cost in dollars = 0.90x\r
\n" ); document.write( "\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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