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) - (+8) = -7 -8 = -15
The expression "negative 8 minus 7" can be simplified as -8 - 7. To subtract a positive number from a negative number, you can add the opposite. Therefore, -8 - 7 is the same as -8 + (-7), which equals -15.
positive 14
-14 - +7 - -25 = 4
-14
negative 9
This become a plus positive, -7 minus -7 leaves zero
7
(Positive) 7.
The answer is negative 7 stupid.
Positive 8.