Solve -1^2+(-1)-12/-1^2-4

$$\frac { - 1 ^ { 2 } + ( - 1 ) - 12 } { - 1 ^ { 2 } - 4 }$$

Evaluate

$$\frac{14}{5}=2.8$$

Solution Steps

Calculate 1 to the power of 2 and get 1.

$$\frac{-1-1-12}{-1^{2}-4}$$

Subtract 1 from -1 to get -2.

$$\frac{-2-12}{-1^{2}-4}$$

Subtract 12 from -2 to get -14.

$$\frac{-14}{-1^{2}-4}$$

Calculate 1 to the power of 2 and get 1.

$$\frac{-14}{-1-4}$$

Subtract 4 from -1 to get -5.

$$\frac{-14}{-5}$$

Fraction \frac{-14}{-5} can be simplified to \frac{14}{5} by removing the negative sign from both the numerator and the denominator.

$$\frac{14}{5}$$

Factor

$$\frac{2 \cdot 7}{5} = 2\frac{4}{5} = 2.8$$