How whould u solve this question with this calculator.. 19 – h – h = –13

Just put it into the onsite calculator  like this : 19 - 1h - 1h = -13.......then, hit "="

How whould u solve this question with this calculator.. 19 – h – h = –13

19 – h – h = –13

-2h=13-19

-2h=-32

h=-32/-2

h=16