What is +(-4-7)+(-3-4-5-8) ?

The solution to +(-4-7)+(-3-4-5-8) is -31

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+(-4-7)+(-3-4-5-8)

+ (- 4 - 7) + (- 3 - 4 - 5 - 8)

- 31

Solution steps

(- 4 - 7) + (- 3 - 4 - 5 - 8)

Follow the PEMDAS order of operations

Calculate within parentheses

(- 4 - 7) : - 11

- 4 - 7

- 4 - 7 = - 11

= - 11

= - 11 + (- 3 - 4 - 5 - 8)

Calculate within parentheses

(- 3 - 4 - 5 - 8) : - 20

- 3 - 4 - 5 - 8

Add and subtract (left to right)

- 3 - 4 = - 7

= - 7 - 5 - 8

- 7 - 5 = - 12

= - 12 - 8

- 12 - 8 = - 20

= - 20

= - 11 - 20

Add and subtract (left to right)

- 11 - 20 : - 31

- 11 - 20

- 11 - 20 = - 31

= - 31

= - 31

(- 36 \div (- 9)) + 3 (- 9 + 3 (14 - 19))

4 (0) + 3

2 \cdot (15 - 2) - [11 - (7 - 3)]

(- 36) \div (- 3) \times 5 - (90 \div 3 + 30)

\frac{1}{4} \times 9 - \frac{1}{8} \times 9