Marlins Marble Jar Had 36 Red Marbles and 64 blue marbles what was the ratio of red marbles to blue marbles in the jar
1 answer:
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Answer:
Cost per Electricity Unit= $0.61
Cost per Gas Unit= $0.22
Step-by-step explanation:
Suppose,
Cost per Electricity Unit: e
Cost per Gas Unit: g
for the first month condition, equation would be
and for the next month condition, equation would be like
By solving both linear equations simultaneously, we get
e=0.61 and g=0.22