Solution - Power equations

Step  1  :

Equation at the end of step  1  :

Step  2  :

Equation at the end of step  2  :

Step  3  :

            37
 Simplify   ——
            35

Dividing exponents :

 3.1    3⁷   divided by   3⁵   = 3^{(7 - 5)} = 3²

Final result :

  9