This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
It is impossible since the absolute value of any number subtracted by its opposite is a multiple of 9 because if
ab-ba= 50
If we focus on the ones digit then it would be
b=0+a or b=a which makes it impossible since if we focus on the tens
a=5+b but from the ones it means a=5+a which is wrong

1 4 1