It doesn't ! -7 plus -5 equals -12 ! -7 plus 5 equals -2
7+2+5= 14 35 42
-2 plus 5 equals +3
5 plus 25 equals 60. Need to solve for 5 plus 25 equals ?: 2 plus 10 equals 24 is equivalent to 2 × (1 plus 5) equals 2 × (12); and 3 plus 15 equals 36 is equivalent to 3 ×(1 plus 5) equals 3 × (12); thus 5 plus 25 equals ? is equivalent to 5 × (1 plus 5) equals 5 × (12); thus ? = 5 × 12 = 60.
2+5=7 5+2=7 2+5=5+2
-2 plus 5 = 3
No.
143544
5
This equation is not possible. Two plus three plus four plus five does not equal 287. The system has no solution.
The Commutative Property
64