O-7/9o=3.6 решите плз

Question

O-7/9o=3.6 решите плз

Answer 1

О-7\9о=3.6
9\9о-7\9о=3.6
2\9о=3.6
о=3.6:2\9
о=36\10*9\2
о=81\5=16 1\5=16.2

Answer 2

2/9o=3.6
o=3 3/5:2/9
o=16 1/5