Respuesta :
Answer:
5u-15=10 |+15
5u=25 |:5
u=5
The solution is 25
I hope it helps
have anice day
Make 5u subject of formula
5u=10+15
5u=25
Didn’t both side by 5
U =5
5u=10+15
5u=25
Didn’t both side by 5
U =5