T H E C H R O N I C L E S O F T H E K U N G F U H A M S T E R: Math Problem

25.1.08

Any Math wizzes out there care to tell me whats wrong with this solution?

a=b
aa=ab
a2=ab
a2-b2=ab-b2
(a+b)(a-b)=b(a-b)
a+b=b
b+b=b
2b=b
2=1

Ariel said...: since a=b

shouldn't a + b = 2a or 2b instead of a+b=b

B+b isn'it = 2b?; 8:54 PM