Answer:
Laxmi's age = 15
Step-by-step explanation:
Let's note down the data given in form of variables.
Laxmi's age = x
Laxmi's father's age = 3x + 4
= 49
Let us solve the equation for Laxmi's father's age.
3x + 4 = 49
3x = 49 - 4
3x = 45
x = 45 / 3
x = 15
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