What is -(-7-2)+(6+4)-(-3)-4 ?

The solution to -(-7-2)+(6+4)-(-3)-4 is 18

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-(-7-2)+(6+4)-(-3)-4

- (- 7 - 2) + (6 + 4) - (- 3) - 4

18

Solution steps

- (- 7 - 2) + (6 + 4) - (- 3) - 4

Follow the PEMDAS order of operations

Calculate within parentheses

(- 7 - 2) : - 9

= - (- 9) + (6 + 4) - (- 3) - 4

Calculate within parentheses

(6 + 4) : 10

= - (- 9) + 10 - (- 3) - 4

Add and subtract (left to right)

- (- 9) + 10 - (- 3) - 4 : 18

= 18

2 \times 1 0^{2}

- 2 (2) + 1

- 2 (2) + 3

4 (2)^{3} - 4 (2)

\frac{1}{4} (6) + 3 (7)