The sum of a and B is 49.5. If you move the decimal point of B one place to the left, it will be equal to A. what is the difference between a and B?

The sum of a and B is 49.5. If you move the decimal point of B one place to the left, it will be equal to A. what is the difference between a and B?

X+10X=49.5
X=4.5
45-4.5=40.5
A is 4.5, B is 45