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Division of a Polynomial by a Monomial

If 2x+3y=5 ...

Question

If $2 x + 3 y = 5$ and $3 x + 2 y = 10$ , then $x - y =$ _____

2

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5

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Solution

The correct option is D $5$
Let $2 x + 3 y = 5$ ... $(i)$
and $3 x + 2 y = 10$ ... $(i i)$
Then,
$(i i) - (i)$ gives $x - y = 5$
Therefore, $x - y = 5$

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