-14
1 is the answer +8-(-7) = 15 If you subtract a negative number, you sign is changed to addition. A positive minus a minus = a positive. (two minuses next to one another = a +) +8-(-7) =+8+7 =15
7 - 6 = 1
positive 14
7
-2
-14 - +7 - -25 = 4
two negatives always equal a positive
This become a plus positive, -7 minus -7 leaves zero
Positive. 7 - (-4) = 11
Positive 8 i am pretty sure.
Positive 8.