During one month, a homeowner used 500 units of electricity and 100 units of gas for a total cost of $311. The next mont
Posted: Sat Feb 19, 2022 3:40 pm
During one month, a homeowner used 500 units of
electricity and 100 units of gas for a total cost
of $311. The next month, 300 units of
electricity and 150 units of gas were used for a
total cost of $210. Find the cost per unit of gas.
electricity and 100 units of gas for a total cost
of $311. The next month, 300 units of
electricity and 150 units of gas were used for a
total cost of $210. Find the cost per unit of gas.