5 equals m b in J and the B?

5 majic beans in Jack and the Beanstalk

5........is this really a question? when b=5, then b=5

a( 10 ) - b( 5 ) = 5 ?

the Answer is Sometimes

No because if a=4 and b=4 then a=b and not a can equal 6 and not b can equal 5 so ~a is not = to ~b