Respuesta :
The answer is 25 because if you do it backward, subtract 10 from 60 will equal 50, and dividing it by 2 so single out the a will equal to 25.
2a+10=60
-10 -10
——————-
2a 50
————————
2 2
A=25
You are welcome :)
-10 -10
——————-
2a 50
————————
2 2
A=25
You are welcome :)