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Solution of a Single Linear Equation in Two Variables

The equation ...

Question

The equation $x + y = 100$ has solution/ solutions.

A

One

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B

two

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C

three

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D

infinitely many

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Solution

The correct option is D infinitely many
Both $x$ and $y$ are unknown and only one equation is given to us. So $x + y = 100$ can have infinitely many solutions.

eg. (0,100), (1,99), (2,98) etc.

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