Solve -1-4-(2+3-1+(-11+9-4)-2+1)-20

$$- 1 - 4 - ( 2 + 3 - 1 + ( - 11 + 9 - 4 ) - 2 + 1 ) - 20$$

Evaluate

$$-22$$

Solution Steps

Subtract 4 from -1 to get -5.

$$-5-\left(2+3-1-11+9-4-2+1\right)-20$$

Add 2 and 3 to get 5.

$$-5-\left(5-1-11+9-4-2+1\right)-20$$

Subtract 1 from 5 to get 4.

$$-5-\left(4-11+9-4-2+1\right)-20$$

Subtract 11 from 4 to get -7.

$$-5-\left(-7+9-4-2+1\right)-20$$

Add -7 and 9 to get 2.

$$-5-\left(2-4-2+1\right)-20$$

Subtract 4 from 2 to get -2.

$$-5-\left(-2-2+1\right)-20$$

Subtract 2 from -2 to get -4.

$$-5-\left(-4+1\right)-20$$

Add -4 and 1 to get -3.

$$-5-\left(-3\right)-20$$

The opposite of -3 is 3.

$$-5+3-20$$

Add -5 and 3 to get -2.

$$-2-20$$

Subtract 20 from -2 to get -22.

$$-22$$

Factor

$$-22$$