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Solving Equations with Variable on Both Sides

Solve the equ...

Question

Solve the equation $\frac{3}{x + 1} = \frac{6}{5 x - 1}$ .

A

1

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B

2

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C

3

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D

9

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Solution

The correct option is A
1

$\frac{3}{x + 1} = \frac{6}{5 x - 1}$

On cross multiplication, we get
$\Rightarrow 3 (5 x - 1) = 6 (x + 1) \Rightarrow 15 x - 3 = 6 x + 6 \Rightarrow 9 x = 9 \Rightarrow x = 1$

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