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Linear Equations In Two Variables — Maths STD 9 — Question

Gujarat BoardEnglish MediumSTD 9MathsLinear Equations In Two Variables1 Mark
Question
A lending library has a fixed charge for the first three days and an additional charge for each day thereafter. Aarushi paid ₹ $27$ for a book kept for seven days. If fixed charges are ₹ $x$ and per day charges are $₹ y$. Write the linear equation representing the abvoe information.
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Answer

Total charges paid by Aarushi is given by $27+x=4 y \Rightarrow x+4 y=27$ This is the required linear equation for the given information.

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