Solve 12-16-3-(4-15-(3-8)+9)

$$12-16-3-(4-15-(3-8)+9)$$

Evaluate

$$-10$$

Solution Steps

Subtract 16 from 12 to get -4.

$$-4-3-\left(4-15-\left(3-8\right)+9\right)$$

Subtract 3 from -4 to get -7.

$$-7-\left(4-15-\left(3-8\right)+9\right)$$

Subtract 15 from 4 to get -11.

$$-7-\left(-11-\left(3-8\right)+9\right)$$

Subtract 8 from 3 to get -5.

$$-7-\left(-11-\left(-5\right)+9\right)$$

The opposite of -5 is 5.

$$-7-\left(-11+5+9\right)$$

Add -11 and 5 to get -6.

$$-7-\left(-6+9\right)$$

Add -6 and 9 to get 3.

$$-7-3$$

Subtract 3 from -7 to get -10.

$$-10$$

Factor

$$-10$$