Solve -6-(-4-(-3-(1-6)+5)-8)-9=

$$-6-(-4-(-3-(1-6)+5)-8)-9=$$

Evaluate

$$4$$

Solution Steps

Subtract 6 from 1 to get -5.

$$-6-\left(-4-\left(-3-\left(-5\right)+5\right)-8\right)-9$$

The opposite of -5 is 5.

$$-6-\left(-4-\left(-3+5+5\right)-8\right)-9$$

Add -3 and 5 to get 2.

$$-6-\left(-4-\left(2+5\right)-8\right)-9$$

Add 2 and 5 to get 7.

$$-6-\left(-4-7-8\right)-9$$

Subtract 7 from -4 to get -11.

$$-6-\left(-11-8\right)-9$$

Subtract 8 from -11 to get -19.

$$-6-\left(-19\right)-9$$

The opposite of -19 is 19.

$$-6+19-9$$

Add -6 and 19 to get 13.

$$13-9$$

Subtract 9 from 13 to get 4.

$$4$$

Factor

$$2^{2}$$