-3 + -7 + 5 + -4 + -6 = -15
Positive six: 6 or +6.
-6 + 7 = 1.
6 + (-13) =6 - 13 = -7
-1
Adding a negative is the same as subtracting, so 1-(-7)=-6
6 + 5 + -4 = 7
4 over 7.
-1+7=6 OR Negative One plus Positive Seven equals Positive Six
-7--1=6. A double minus makes a plus.
minus a negative is plus a positive so something like -6 - -7=1 because its the same as-6 + +7
The negative of 6 is negative 6, or -6.