विलोपन विधि से (5x+y=16) और (5x-y=4) का हल क्या है?
What is the solution of (5x+y=16) and (5x-y=4) by elimination?
Explanation opens after your attempt
B. ( (2,6) )
Concept
Adding gives (10x=20), so (x=2) and (y=6). Eliminating (y) first is the simplest here.
Why this answer is correct
The correct answer is B. ( (2,6) ). Adding gives (10x=20), so (x=2) and (y=6). Eliminating (y) first is the simplest here.
Exam Tip
जोड़ने पर (10x=20), इसलिए (x=2) और (y=6)। पहले (y) को हटाना सबसे सरल है।
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