Medium Math Class 9 Level 9

Which ordered pair is a solution of 8x - 5y = 31?

समीकरण 8x - 5y = 31 का कौन सा क्रमित युग्म हल है?

A (7,5) / (7,5) B (6,3) / (6,3) C (5,1) / (5,1) D (4,-1) / (4,-1)
Show answer and explanation
Correct Answer

A. (7,5) / (7,5)

Explanation

For (7,5), 8 × 7 - 5 × 5 = 31.

(7,5) रखने पर 8 × 7 - 5 × 5 = 31 मिलता है।

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