5.
You could get rid of the double negative by changing the subtraction to addition and changing the negative to positive.
You'd get the same answer, and it's easier to understand.
(:
5 + 4 = 9
the answer to that is 5
Commutative
"8 plus 5 plus 4 equals 17."
5. Just do 9 minus 4. 5 plus 4 equals 9
19
7+2+5= 14 35 42
the answer to that is 5
true
Commutative
27
"8 plus 5 plus 4 equals 17."
5. Just do 9 minus 4. 5 plus 4 equals 9
No.
false
yes
19
20