What is -6+(-5)-7-(-9+11) ?

The solution to -6+(-5)-7-(-9+11) is -20

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-6+(-5)-7-(-9+11)

- 6 + (- 5) - 7 - (- 9 + 11)

- 20

Solution steps

- 6 + (- 5) - 7 - (- 9 + 11)

Follow the PEMDAS order of operations

Calculate within parentheses

(- 9 + 11) : 2

- 9 + 11

- 9 + 11 = 2

= 2

= - 6 + (- 5) - 7 - 2

Add and subtract (left to right)

- 6 + (- 5) - 7 - 2 : - 20

- 6 + (- 5) - 7 - 2

Apply rule

+ (- a) = - a

+ (- 5) = - 5

= - 6 - 5 - 7 - 2

- 6 - 5 = - 11

= - 11 - 7 - 2

- 11 - 7 = - 18

= - 18 - 2

- 18 - 2 = - 20

= - 20

= - 20

\frac{4}{2 ( 5 + 5 )}

\frac{( - 6 ) ^{2} + ( - 6 ) - 6}{( - 6 ) ^{2} + 2 ( - 6 ) - 8}

\frac{7 ^{2} - 13}{24 - 18}

4800 - 240 (19)

[124 - (48 + 80) + 39] - 45