Important Points Related to the Equation

  • One of the expressions must have a variable.
  • LHS of the equation is equal to the RHS of the equation.
  • An expression does not have equality sign but an equation always has an equality sign.
  • If we interchange the position of the expression from LHS to RHS or vice versa, the equation remains the same.

5x + 7 = 2

2 = 5x + 7

Both the above equations are same.

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