Question

$- 10 - ( + 11)$
​

Answer 1

Answer:

-21

Step-by-step explanation:

$- 10 - ( + 11) \\ - 10 - 11 \\ - 21$

Answer 2

Step-by-step explanation:

−10−(+11)

$−10−(+11)</p><p> \\ = - 10 - 11 \\ ( - - = + ) = 10 + 11 = - 21$

Hope it helps you.