Its does n't mean nothing
5+5+5+2 = 17
It is plus 2,
If you mean something like this: 5+-2=? It's just like the plus sign wasn't there. The same exact problem can be written like this: 5-2=?
No, 21- (5 plus 2) does NOT equal 23.
If you mean: -1/9 plus -5/9 then it is equal to -6/9 which simplifies to -2/3
IN 1984
5 + 3 * ( 5 - 2) ^ 2
38
No, 1 + 2 + 3 + 4 + 5 = 15.
-5-1 plus 4 plus 2-6 plus 4 is equal to -2
-5 + 3 = -2
2+2 does equal 5, for large values of 2.