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प्रश्न
Solve the following equation: 5x – 2x +15 = 27
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उत्तर
5x – 2x +15 = 27
⇒ 3x + 15 = 27
⇒ 3x + 15 - 15 = 27 - 15 ...(Subtracting 15 from both sides)
⇒ 3x = 12
⇒ `"3x"/3 = 12/3` ...(Dividing by 3)
⇒ x = 4
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