2x = 3y এবং 3x - 2y = 5 হলে (x, y) হবে:

A (6, 4)

B (3,2)

C (5/2,5/3)

D (3/2, 1)

Solution

Correct Answer: Option B

2x = 3y
⇒x = (3/2)y
 
আবার,
3x - 2y = 5
⇒ 3(3/2)y - 2y = 5
⇒ 9y - 4y = 10
⇒ 5y = 10
⇒ y = 2
∴ x = (3/2)2 = 3
∴ নির্ণেয় সমাধান, (x, y) = (3, 2)

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