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प्रश्न
The solution of 3x + 5 = x + 9 is
पर्याय
2
3
5
4
उत्तर
2
Explanation;
Hint: 3x + 5 = x + 9
⇒ 3x – x = 9 – 5
⇒ 2x = 4
⇒ x = 2
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