(7x-2x) का सरल रूप क्या है?
What is the simplified form of (7x-2x)?
Explanation opens after your attempt
A. (5x)
Concept
Subtract the coefficients of like terms, so (7x-2x=5x). The variable (x) remains the same.
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.
Exam Tip
समान पदों के गुणांक घटाएँ इसलिए (7x-2x=5x)। चर (x) वही रहता है।
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