यदि (x+y=5) हो, तो (2(x+y)-3) का मान क्या होगा?

If (x+y=5), what is the value of (2(x+y)-3)?

Author: Muft Shiksha Editorial Team Published:
Explanation opens after your attempt
Correct Answer

A. (7)

Step 1

Concept

Replace the whole (x+y) by (5). Then (2(5)-3=7).

Step 2

Why this answer is correct

The correct answer is A. (7). Replace the whole (x+y) by (5). Then (2(5)-3=7).

Step 3

Exam Tip

पूरे (x+y) को (5) से बदलें। तब (2(5)-3=7) होगा।

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Mathematics Answer, Explanation and Revision Hints

यदि (x+y=5) हो, तो (2(x+y)-3) का मान क्या होगा? / If (x+y=5), what is the value of (2(x+y)-3)?

Correct Answer: A. (7). Explanation: पूरे (x+y) को (5) से बदलें। तब (2(5)-3=7) होगा। / Replace the whole (x+y) by (5). Then (2(5)-3=7).

Which concept should I revise for this Mathematics MCQ?

Replace the whole (x+y) by (5). Then (2(5)-3=7).

What exam hint can help solve this Mathematics question?

पूरे (x+y) को (5) से बदलें। तब (2(5)-3=7) होगा।