Question

State the main principle of solving equations

Answer 1

Answer:

The main principle of solving equations is to find the unknown value

Step-by-step explanation:

For example:

 $x + 3 = 6$

     $-3=-3$

       $x=3$

I hope this helps

Answer 2

Answer:

The fundamental principle of equation solving is based on the fact that after applying the same operation on both sides of the equation the solutions of the original equation are also solutions of the new equation.

Step-by-step explanation: