-3/12
-7
12.
21
Yes. By the associative property, a + b + c = a + c + b.
Negative 12 minus 3 plus 9 is equal to -6
9/12's
There cannot be an answer since there is no equation or inequality. The expression can be simplified to -6f -6 or -6(f + 1)
5/9 + 4/12 = 96/108 or 8/9
3/12 + 2/12 + 4/12 = 9/12 = 3/4
no...why would it.... it equals 2x+9
49 plus 56 plus 112 equals 217.
no 9 + 10 = 19 11 + 10 = 21 9 + 12 = 21