17/18 x 2 2/5 Help plzz

What is the anwers for 9+2x=5x-3-x

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Darragh has a golden eagle coin in his collection with a mass of 13.551\,\text{g}13.551g. an uncirculated golden eagle coin has a mass of 13.714\,\text{g}13.714g.