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Solving Equations with Variables on Both Sides

If n+2=210n...

Question

If $n + 2 = 210 n - 1$ , then the value of $n$ is equal to:

6

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5

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7

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\frac{3}{209}

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Solution

The correct option is C $\frac{3}{209}$
Given, $n + 2 = 210 n - 1$ .

Transposing $n$ terms to one side, we get,
$2 + 1 = 210 n - n$
$209 n = 3$

$\Rightarrow$ $n = \frac{3}{209}$ .

Hence, option $D$ is correct.

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