messed up earlier expression sorry?

Question

simiplify this expression
13+(-12)-(-5)
sorry erlier i put negative 15 not five

Answer 1

Original:
13 + (-12) - (-5)

Subtracting the negative (-5), reverse the signs and add
13 + (-12) + 5

Now just go left to right:
13 - 12 + 5
(13 - 12) + 5
1 + 5
6

The answer is 6