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Quadratic Formula

Is x= 4 is a...

Question

Is x= $4$ is a solution of the equation $3 x$ - $1$ = $11$ ?

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Solution

The given equation is $3 x - 1 = 11$
Putting x=4 in the equation , we get,
$3 (4) - 1 = 11$
$11 = 11$
Hence, $x = 4$ is the solution of the given equation.

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