What is 5-[7-2-(1-9)-3+12]+4 ?

The solution to 5-[7-2-(1-9)-3+12]+4 is -13

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5-[7-2-(1-9)-3+12]+4

5 - [7 - 2 - (1 - 9) - 3 + 12] + 4

- 13

Solution steps

5 - [7 - 2 - (1 - 9) - 3 + 12] + 4

Follow the PEMDAS order of operations

Calculate within parentheses

[7 - 2 - (1 - 9) - 3 + 12] : 22

= 5 - 22 + 4

Add and subtract (left to right)

5 - 22 + 4 : - 13

= - 13

3 - 8 + 12 - 15 - 1 + 10 - 4

8 \div 4 \div 2

6 \cdot 1 0^{3}

(- 1 \frac{1}{3} + \frac{7}{8}) + \frac{2}{3}

3 + 4 (2 - (5 + 6))