What is 2\times (-3)-(-3^2) ?

The solution to 2\times (-3)-(-3^2) is 3

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2\times (-3)-(-3^2)

2 \cdot (- 3) - (- 3^{2})

3

Solution steps

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

Follow the PEMDAS order of operations

Calculate within parentheses

(- 3^{2}) : - 9

- 3^{2}

- 3^{2} = - 9

= - 9

= 2 (- 3) - (- 9)

Multiply and divide (left to right)

2 (- 3) : - 6

2 (- 3)

Apply rule

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

2 (- 3) = - 2 \cdot 3 = - 6

= - 6

= - 6 - (- 9)

Add and subtract (left to right)

- 6 - (- 9) : 3

- 6 - (- 9)

Apply rule

- (- a) = + a

- (- 9) = + 9

= - 6 + 9

- 6 + 9 = 3

= 3

= 3

8 - (6 - [- 3 - (4 + 10) - (- 2 - 12)] + 16) - 18

[10 + 3 \times (- 4)]^{3} \div (- 2) - (- 15)

300 - 40 (6)

86 + [- 26 + (- 18 + 7) - 16] - 47

4 \times 4^{2} \times 4