The solution to 3(4-7)-11 is -20

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3(4-7)-11

Solution

3 (4 - 7) - 11

- 20

Solution steps

3 (4 - 7) - 11

Follow the PEMDAS order of operations

Calculate within parentheses

(4 - 7) : - 3

4 - 7

4 - 7 = - 3

= - 3

= 3 (- 3) - 11

Multiply and divide (left to right)

3 (- 3) : - 9

3 (- 3)

Apply rule

a \cdot (- b) = - a \cdot b

3 (- 3) = - 3 \cdot 3 = - 9

= - 9

= - 9 - 11

Add and subtract (left to right)

- 9 - 11 : - 20

- 9 - 11

- 9 - 11 = - 20

= - 20

= - 20

- 2 + {- 3 - [7 + 4 (- 2 + 5)]} - 4

36 - 25

[\frac{( - 5 + 1 )}{2}]^{3} - 7

\frac{2}{2} (2 + 2)

2^{3} \cdot 3^{2}