Question

X + Y = 0 ; and X - Y = 0 ....what is the value of X where x and y are not equal to zero...​

Answer 1

Answer:

X + Y = 0 ------(i)

X - Y = 0 ------(ii)

Sum of two Positive Numbers will never be Zero . And if they are Negative then their Subtraction will never be Zero .

Answer 2

Answer:

it has only one solution which is x=0 and y=0