Basic Math Examples

$4 (9 - 5) + \sqrt{25}$

Step 1

Simplify each term.

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Step 1.1

Subtract $5$ from $9$ .

$4 \cdot 4 + \sqrt{25}$

Step 1.2

Multiply $4$ by $4$ .

$16 + \sqrt{25}$

Step 1.3

Rewrite $25$ as $5^{2}$ .

$16 + \sqrt{5^{2}}$

Step 1.4

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

$16 + 5$

Step 2

Add $16$ and $5$ .

$21$