What is the value of --21 – (--10)? a. - 31 b. - 11 c. - 10 d. 31 e. 1\

1 answer:

7 0

E. 11 or b. -11somebody just helped me and they said its really 11 cause they gone try to trick us. but the other person was saying -11 because it has negative sign in the equation.

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