(7x-2x) का सरल रूप क्या है?

What is the simplified form of (7x-2x)?

Explanation opens after your attempt
Correct Answer

A. (5x)

Step 1

Concept

Subtract the coefficients of like terms, so (7x-2x=5x). The variable (x) remains the same.

Step 2

Why this answer is correct

The correct answer is A. (5x). Subtract the coefficients of like terms, so (7x-2x=5x). The variable (x) remains the same.

Step 3

Exam Tip

समान पदों के गुणांक घटाएँ इसलिए (7x-2x=5x)। चर (x) वही रहता है।

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Mathematics Answer, Explanation and Revision Hints

(7x-2x) का सरल रूप क्या है? / What is the simplified form of (7x-2x)?

Correct Answer: A. (5x). Explanation: समान पदों के गुणांक घटाएँ इसलिए (7x-2x=5x)। चर (x) वही रहता है। / Subtract the coefficients of like terms, so (7x-2x=5x). The variable (x) remains the same.

Which concept should I revise for this Mathematics MCQ?

Subtract the coefficients of like terms, so (7x-2x=5x). The variable (x) remains the same.

What exam hint can help solve this Mathematics question?

समान पदों के गुणांक घटाएँ इसलिए (7x-2x=5x)। चर (x) वही रहता है।