1. ## Algebra Myth

my request is simple, explain the image i present to you

2. Originally Posted by steveebee
my request is simple, explain the image i present to you
From $\displaystyle (a+b)(a-b) = b(a-b) \Rightarrow a+b = b$ you divide by $\displaystyle (a-b)$, but $\displaystyle a=b \Rightarrow a-b = 0$ thus you divided by zero.

just to clarify: you can't divide by zero.

3. Defunkt, you found the loophole in that falacious argument neatly, wow!..... .

steveebee, more here Classic Fallacies