Answer:
g= 6 1/5
Step-by-step explanation:
2/5 (g-7) =3
2/5g - 14/5=3
2/5g -14/5+14/5=3+14/5
2/5g=3+2 4/5
2/5g=5 4/5
2/5 / 2/5g =5 4/5 / 2/5
g= 5 6/5 = 6 1/5