Evaluate 2+(-2-3(2-7)-4)+12

$2 + (- 2 - 3 (2 - 7) - 4) + 12$

Step 1

Remove parentheses.

$2 - 2 - 3 (2 - 7) - 4 + 12$

Step 2

Simplify each term.

Subtract $7$ from $2$ .

$2 - 2 - 3 \cdot - 5 - 4 + 12$

Multiply $- 3$ by $- 5$ .

$2 - 2 + 15 - 4 + 12$

$2 - 2 + 15 - 4 + 12$

Step 3

Simplify by adding and subtracting.

Subtract $2$ from $2$ .

$0 + 15 - 4 + 12$

Add $0$ and $15$ .

$15 - 4 + 12$

Subtract $4$ from $15$ .

$11 + 12$

Add $11$ and $12$ .

$23$

$23$

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