....or does it?

Some maths fun for you lot....

Code:
x = y                multiply by x:

x² = xy              subtract y²:

x²-y² = xy-y²        factorise:

(x+y)(x-y) = y(x-y)  cancel common factor:

x+y = y              but x=y so:

y+y = y

2y = y

2 = 1
So come on clever pants, what's wrong?



Dan