यदि ((2k+1)x-4x) का सरल रूप (9x) है, तो (k) का मान क्या होगा?
If the simplified form of ((2k+1)x-4x) is (9x), what is the value of (k)?
Explanation opens after your attempt
C. (6)
Concept
Combining like terms gives ((2k-3)x=9x). Hence (2k-3=9) and (k=6).
Why this answer is correct
The correct answer is C. (6). Combining like terms gives ((2k-3)x=9x). Hence (2k-3=9) and (k=6).
Exam Tip
समान पद मिलाने पर ((2k-3)x=9x) मिलता है। इसलिए (2k-3=9) और (k=6)।
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