document.write( "Question 989994: write an equation and solve.
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document.write( "A local natural gas company charges small businesses a $22 monthly connection fee and $1.20/therm. How many therms were used by a company during a month in which its gas bill was $78.40? \n" );
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Algebra.Com's Answer #610168 by macston(5194)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( "t=number of therms used; B=gas bill \n" ); document.write( ". \n" ); document.write( "$22+$1.20t=B \n" ); document.write( "$1.20t=B-$22 \n" ); document.write( "t=(B-$22)/$1.20 \n" ); document.write( "t=($78.40-$22)/$1.20 \n" ); document.write( "t=$56.40/$1.20 \n" ); document.write( "t=47 \n" ); document.write( ". \n" ); document.write( "ANSWER: The company used 47 therms. \n" ); document.write( " |