Question

In order to generate one kWh of electricity, the Local Electric requires 0.19 bu. of coal.
Similarly, in order to produce one bushel of coal, Barney itself requires the indirect use of coal in
order to maintain production. It will require 0.095 bu. of coal for every bushel of coal produced.
Barney and Local Electric also both require electricity in order to power their plants. Barney
requires 0.31 kWh of electricity for every bushel of coal generated and Local Electric requires
0.11 kWh of electricity for every 1 kWh it generates.

Answer 1

is there a system of linear equations i can make here?