Evaluate (8(2)-4^2)+7(4)

$(8 (2) - 4^{2}) + 7 (4)$

Step 1

Simplify each term.

Multiply $8$ by $2$ .

$16 - 4^{2} + 7 (4)$

Raise $4$ to the power of $2$ .

$16 - 1 \cdot 16 + 7 (4)$

Multiply $- 1$ by $16$ .

$16 - 16 + 7 (4)$

Multiply $7$ by $4$ .

$16 - 16 + 28$

$16 - 16 + 28$

Step 2

Simplify by adding and subtracting.

Subtract $16$ from $16$ .

$0 + 28$

Add $0$ and $28$ .

$28$

$28$

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