Question

answer of this question (-21)-(-10)​

Answer 1

-21-(-10)

=-21+10= -11

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Answer 2

Answer:

- 11

Step-by-step explanation:

Here, what we have to do is applying the integer rules which is also applicable for algebra as we have already applied.

For example, x-(-x) = x+x = 2x

By a similar way, we can solve this question stated above.

(-21)-(-10)

= -21+10

= - 11 (Ans.)