The solution to -2^2+2(-2) is -8

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-2^2+2(-2)

Solution

- 2^{2} + 2 (- 2)

- 8

Solution steps

- 2^{2} + 2 (- 2)

Follow the PEMDAS order of operations

Calculate exponents

2^{2} : 4

2^{2}

2^{2} = 4

= 4

= - 4 + 2 (- 2)

Multiply and divide (left to right)

2 (- 2) : - 4

2 (- 2)

Apply rule

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

2 (- 2) = - 2 \cdot 2 = - 4

= - 4

= - 4 - 4

Add and subtract (left to right)

- 4 - 4 : - 8

- 4 - 4

- 4 - 4 = - 8

= - 8

= - 8

12 - 2 \times 6

(2 \cdot 3) - 4 + 2

2 (4)^{2} - 5 (4)

3^{4} \times 3

2^{2} \times 3^{2} \times 2