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5^2-2(5)

Solution

5^{2} - 2 (5)

15

Solution steps

5^{2} - 2 (5)

Follow the PEMDAS order of operations

Calculate exponents

5^{2} : 25

5^{2}

5^{2} = 25

= 25

= 25 - 2 (5)

Multiply and divide (left to right)

2 (5) : 10

2 (5)

Apply rule:

(a) = a

(5) = 5

= 2 \cdot 5

Multiply the numbers:

2 \cdot 5 = 10

= 10

= 25 - 10

Add and subtract (left to right)

25 - 10 : 15

25 - 10

25 - 10 = 15

= 15

= 15

6 - 4 \times (- 5)

(8 \times 3) + 3 (6 - 3)

- 3 (- 5) - 17

- 5 - [+ 2 + 4 - 5 - (+ 2 + 4) - 2 - 5 + 2] + 2 - 5

- \frac{1}{2} (0) - 4