An example of unit price in germany is the electricity
The answer is A. I hope this helps, have a great day!
To me from the picture, all sides look the same. so I’m guessing it’s probably 11
6x + 12y = 7
12y = -6x + 7
y = -6/12 + 7
y = -1/2 + 7
the slope of the equation is -1/2
