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प्रश्न
Set up an equation in the following case:
Laxmi’s father is 49 years old. He is 4 years older than three times Laxmi’s age. (Take Laxmi’s age to be y years.)
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उत्तर
Let Laxmi be y years old.
3 × Laxmi’s age + 4 = Laxmi’s father’s age
3 × y + 4 = 49
3y + 4 = 49
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