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Linear Equations in Two Variables
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08/07/2021 11:45 am
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Yamini and Fatima, two students of Class IX of a school, together contributed ₹ 100 towards the Prime Minister’s Relief Fund to help the earthquake victims. Write a linear equation which satisfies this data. (You may take their contributions as ₹ x and ₹ y.) Draw the graph of the same.
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08/07/2021 11:47 am
Let Yamini’s donation be ₹x and Fatima’s donation be ₹y
According to the question;
x + y = 100
We know that,
when x = 0 , y = 100
when x = 50, y = 50
when x = 100, y = 0
The points to be plotted are (0, 100), (50, 50), (100, 0)