Algebra Examples

$x = 5 + \sqrt{16}$

Step 1

Simplify each term.

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Step 1.1

Rewrite $16$ as $4^{2}$ .

$x = 5 + \sqrt{4^{2}}$

Step 1.2

Pull terms out from under the radical, assuming positive real numbers.

$x = 5 + 4$

Step 2

Add $5$ and $4$ .

$x = 9$