x−yx+y=x−2xx+2x=−x3x=−3
The calculated value is −3. However, −3 is not among the given options. Option B is 3. It is possible that the question intended to ask for y−xx+y or the absolute value of the expression. If the expression was y−xx+y, the calculation would be:
y−xx+y=2x−xx+2x=x3x=3
Given the instruction