Answer: 
Step-by-step explanation:
We can make the conversion from milimeters to meters (Remember that
). Then:
to
:

to
:

Now, we need to use this formula for calculate the area of a rectangle:

Where "l" is the lenght and "w" is the width.
Knowing that:

We can substitute values into the formula. Then we get:

Answer:
2/3y-x=1/3
Step-by-step explanation:
x=2/3y-1/3
2/3y-x=1/3