16?
-12
-5+7--4+12 = 18
It is: 12+7+2 = 21
2 + 12 + 7 = 21
13 + 23 + 12 + 7 = 55
The Answer is Commutative Property
X plus 7-12?
The problem of -5 plus 7 - (-4 plus -12) is equal to 18.
yes. think of 6/12 plus 1/12. that is 7/12!
12 - 7 + 2 = 7
13 + 21 - 7 + 12 = 15