What is -13-(12-18)+8 ?

The solution to -13-(12-18)+8 is 1

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-13-(12-18)+8

- 13 - (12 - 18) + 8

1

Solution steps

- 13 - (12 - 18) + 8

Follow the PEMDAS order of operations

Calculate within parentheses

(12 - 18) : - 6

12 - 18

12 - 18 = - 6

= - 6

= - 13 - (- 6) + 8

Add and subtract (left to right)

- 13 - (- 6) + 8 : 1

- 13 - (- 6) + 8

Apply rule

- (- a) = + a

- (- 6) = + 6

= - 13 + 6 + 8

- 13 + 6 = - 7

= - 7 + 8

- 7 + 8 = 1

= 1

= 1

3 \cdot \frac{1}{2} + 7

1 0^{5} - 1 0^{3}

2 (- 1)^{2} + 5

1 0^{2} + 4^{2}

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