Which of the following operation is not allowed in an equation?

Adding the same number to both sides of the equation

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Subtracting the same number from both sides of the equation

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Multiplying both sides of the equation by the same non-zero number

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Dividing both sides of the equation by zero

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Solution

The correct option is D Dividing both sides of the equation by zero
Division by zero is not defined.
Hence, dividing both sides of an equation by zero is not allowed in an equation.

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Question 3

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.

(d) Dividing both sides of the equation by the same number.

Question 16
If we multiply or divide both sides of a linear equation with a non-zero number, then the solution of the linear equation:

A) Changes
B) Remains the same
C) Only changes in case of multiplication
D) Only changes in case of division

The equality symbol in the equation remains unchanged, if we subtract both sides of the equation by the same non zero number

Q. "If we multiply or divide both sides of a linear equation by a non-zero number, then the roots of that linear equation will remain the same."
Is it true? If so, justify with an example.

Using the technique of doing the same mathematical operation on both sides, we can make an equation starting from its___________.

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Which of the following operation is not allowed in an equation?

The correct option is D Dividing both sides of the equation by zeroDivision by zero is not defined. Hence, dividing both sides of an equation by zero is not allowed in an equation.

The correct option is D Dividing both sides of the equation by zero
Division by zero is not defined.
Hence, dividing both sides of an equation by zero is not allowed in an equation.