Evaluate 4(4a+5)

$4 (4 a + 5)$

Step 1

Apply the distributive property.

$4 (4 a) + 4 \cdot 5$

Step 2

Multiply.

Multiply $4$ by $4$ .

$16 a + 4 \cdot 5$

Multiply $4$ by $5$ .

$16 a + 20$

$16 a + 20$

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