SOLUTION: Does there exist a two-digit number 'ab' such that the difference between 'ab' and its reverse 'ba' is a prime number?

SOLUTION: Does there exist a two-digit number 'ab' such that the difference between 'ab' and its reverse 'ba' is a prime number?

Algebra.Com

Question 19023: Does there exist a two-digit number 'ab' such that the difference between 'ab' and its reverse 'ba' is a prime number?
Answer by MelanieBCC(40) (Show Source): You can put this solution on YOUR website!
according to the commutative property of multiplication, a*b=b*a
the difference would be 0 for any values of a and b.
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