Solve 2-3^7-7/-3-7

$$2 \frac { - 3 ^ { 7 } - 7 } { - 3 - 7 }$$

Evaluate

$$\frac{2194}{5}=438.8$$

Solution Steps

Calculate 3 to the power of 7 and get 2187.

$$2\times \frac{-2187-7}{-3-7}$$

Subtract 7 from -2187 to get -2194.

$$2\times \frac{-2194}{-3-7}$$

Subtract 7 from -3 to get -10.

$$2\times \frac{-2194}{-10}$$

Reduce the fraction \frac{-2194}{-10} to lowest terms by extracting and canceling out -2.

$$2\times \frac{1097}{5}$$

Express 2\times \frac{1097}{5} as a single fraction.

$$\frac{2\times 1097}{5}$$

Multiply 2 and 1097 to get 2194.

$$\frac{2194}{5}$$

Factor

$$\frac{2 \cdot 1097}{5} = 438\frac{4}{5} = 438.8$$