যদি x + 5y = 16 এবং x = -3y হয়, তাহলে, y = ?

A -24

B -2

C

D 2

Solution

Correct Answer: Option C

x + 5y = 16
⇒ - 3y + 5y = 16
⇒ 2y = 16
⇒ y = 16/2
∴ y = 8

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