Basic Math Examples

$(7 - y) \sqrt{4}$

Step 1

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

$(7 - y) \sqrt{2^{2}}$

Step 2

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

$(7 - y) \cdot 2$

Step 3

Apply the distributive property.

$7 \cdot 2 - y \cdot 2$

Step 4

Multiply.

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Step 4.1

Multiply $7$ by $2$ .

$14 - y \cdot 2$

Step 4.2

Multiply $2$ by $- 1$ .

$14 - 2 y$