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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.) - Mathematics

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Question

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.)

Sum
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Solution

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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Chapter 4: Simple Equations - Exercise 4.1 [Page 82]

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NCERT Mathematics [English] Class 7
Chapter 4 Simple Equations
Exercise 4.1 | Q 6.2 | Page 82

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