Answer:
=
/

Step-by-step explanation:I don't know if this is correct but i think it is:
Solve D=25m
Evaluate powers D = 25m
Subtract D from both sides D= 25m
- D
Add D to both sides D=25m1
Evaluate powers D=25m
Divide both sides by 25 D/25 =m
Solution m = D/25