What is 9-4-(2-5+2)-7+3-9 ?

The solution to 9-4-(2-5+2)-7+3-9 is -7

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9-4-(2-5+2)-7+3-9

9 - 4 - (2 - 5 + 2) - 7 + 3 - 9

- 7

Solution steps

9 - 4 - (2 - 5 + 2) - 7 + 3 - 9

Follow the PEMDAS order of operations

Calculate within parentheses

(2 - 5 + 2) : - 1

= 9 - 4 - (- 1) - 7 + 3 - 9

Add and subtract (left to right)

9 - 4 - (- 1) - 7 + 3 - 9 : - 7

= - 7

(2 \cdot 5)^{3}

7^{2} + 1 1^{2}

3 (- 3)^{3} + 5

2 8^{2} + 4 5^{2}

1 - (5 - 3 + 2) - (5 - (6 - 3 + 1) - 2)