Medium Math Class 9 Level 3

Which ordered pair is a solution of 2x - y = 5?

समीकरण 2x - y = 5 का कौन सा क्रमित युग्म हल है?

A) (2,1) / (2,1) B) (3,1) / (3,1) C) (4,2) / (4,2) D) (5,6) / (5,6)
Show answer and explanation
Correct Answer

B. (3,1) / (3,1)

Explanation

For (3,1), 2 × 3 - 1 = 5 so it is a solution.

(3,1) रखने पर 2 × 3 - 1 = 5 मिलता है इसलिए यह हल है।

Related Questions

Easy Math Class 10 Level 1

What is the area of a circle with radius 7 cm when π = 22/7?

7 सेमी त्रिज्या वाले वृत्त का क्षेत्रफल कितना होगा जब π = 22/7 हो?

A. 44 सेमी² / 44 cm² B. 77 सेमी² / 77 cm² C. 154 सेमी² / 154 cm² D. 308 सेमी² / 308 cm²
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