What is -4^2-5(-4)+2 ?

The solution to -4^2-5(-4)+2 is 6

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-4^2-5(-4)+2

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

6

Solution steps

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

Follow the PEMDAS order of operations

Calculate exponents

4^{2} : 16

4^{2}

4^{2} = 16

= 16

= - 16 - 5 (- 4) + 2

Multiply and divide (left to right)

5 (- 4) : - 20

5 (- 4)

Apply rule

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

5 (- 4) = - 5 \cdot 4 = - 20

= - 20

= - 16 - (- 20) + 2

Add and subtract (left to right)

- 16 - (- 20) + 2 : 6

- 16 - (- 20) + 2

Apply rule

- (- a) = + a

- (- 20) = + 20

= - 16 + 20 + 2

- 16 + 20 = 4

= 4 + 2

4 + 2 = 6

= 6

= 6

(- 4) \times ((- 5) + 3)

(1)^{2} - 5 (1)

- 9 \times (- 9) \times (- 9)

8 \div (10 \div 5) - 4 \div (2) \times (2)

(25 + 1) (25 - 1)