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Simple Equations — MATHS STD 7 — Question

Gujarat BoardEnglish MediumSTD 7MATHSSimple Equations1 Mark
MCQ
Which of the following is not allowed in a given equation?
  • A
    Adding the same number to both sides of the equation.
  • B
    Subtracting the same number from both sides of the equation.
  • C
    Multiplying both sides of the equation by the same non-zero number.
  • ✓
    Dividing both sides of the equation by the same number.
✓

Answer

Correct option: D.
Dividing both sides of the equation by the same number.
Dividing both sides of the equation by the same non-zero number is allowed in a given equation, division of any number by zero is not allowed as set division of number by zero is not defined.
Note: If we add same number to both sides of the equation while adding subtracting, then there will be no change in the given equation.

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