What is (+10) - (+3) - (-7) ?

14 is the answer to this.

+ = positive

- = negative

Positive and positive makes a positive outcome

Negative and negative makes a positive out come

Negative and positive makes a negative outcome

Positive and negative makes a negative outcome

Your answer is: (+10) + (+3) = + 7

+7 - (-7) = 14

Your result is + 14 which is also called "14"