समीकरणों (9x+8y=73) और (3x-2y=7) में (y) का मान ज्ञात कीजिए।
Find the value of (y) in the equations (9x+8y=73) and (3x-2y=7).
Explanation opens after your attempt
C. (5)
Concept
Multiply the second equation by (3) to eliminate (x). In exams, making equal coefficients makes subtraction easier.
Why this answer is correct
The correct answer is C. (5). Multiply the second equation by (3) to eliminate (x). In exams, making equal coefficients makes subtraction easier.
Exam Tip
दूसरे समीकरण को (3) से गुणा करके (x) हटाएँ। परीक्षा में समान गुणांक बनाकर घटाना आसान रहता है।
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