document.write( "Question 1179778: During one month, a homeowner used 300 units of electricity and 140 units of gas for a total cost of $106.20. The next month, 250 units of electricity and 250 units of gas were used for a total cost of $112.50. Find the cost per unit of gas. \n" ); document.write( "
Algebra.Com's Answer #809363 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! This was done a few days ago. \n" ); document.write( " |