Mathematics Answer, Explanation and Revision Hints
समीकरणों (14x+9y=61) और (28x+18y=122) को देखकर कौन-सा कथन सही है? / Which statement is correct by observing the equations (14x+9y=61) and (28x+18y=122)?
Correct Answer: B. रेखाएं एक ही हैं / Lines are the same. Explanation: दूसरा समीकरण पहले का (2) गुना है। इसलिए दोनों रेखाएं एक ही हैं। / The second equation is (2) times the first. Therefore, both lines are the same.
Which concept should I revise for this Mathematics MCQ?
The second equation is (2) times the first. Therefore, both lines are the same.
What exam hint can help solve this Mathematics question?
दूसरा समीकरण पहले का (2) गुना है। इसलिए दोनों रेखाएं एक ही हैं।
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