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1. 2x + y = 12 এবং x = 3 হলে x – y = কত?
- A. 3
- B. 3
- C. 3
- D. 3
Answer: Option D
Explanation:
2x+y=12
=> 2×3+y=12
=> y=6
x-y= 3-6 =-3
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1. 2x + y = 12 এবং x = 3 হলে x – y = কত?
Answer: Option D
Explanation:
2x+y=12
=> 2×3+y=12
=> y=6
x-y= 3-6 =-3
Post your comments here: