First open the bracket by multiplying with 25
25g -25×7 =3
25g -175 =3
Add 175 to both sides
25g -175+175= 3+175
25g = 178
g = 178/25 is the value.
My guess is 15. I subtracted 3 from 25 and got 22 then took 7 from 22 and got 15. Sorry if I'm wrong. Hope this helps! - Laurel
