Question

Which expression is equivalent to 21 - (-5) ?

A: 21 - 5
B: -21 + 5
C: 21 + 5
D: -21 - 5​

Answer 1

C: 21 + 5

Explanation:

21 - (-5)

21 + 5

Distribute the '-' into the '-5'. You would get positive 5.

Option C should be the correct answer.

Hope this helps.