22
12 + 10 + 11 equals 33
it equals 28
No it equals 2 10 plus 1 equals 11
8+11= 8+11
-3
How do you add 2x plus 3y equals 18 in 5x-y equals 11
The answer is 21 because if 21 is divided by 3 it equals 7 plus 4 equals 11.
6
11 + 7 + 9 = 27
Redefine "plus".
40