It is asking you to prove that you are a human, not a macro or bot trying to spam them with messages. Just do that math, and enter the number. In this case, the answer is 19.
(11 plus or minus the square root of 129) divided by 4x = 5.589454172900137x = -0.0894541729001368
One possible answer is 1 times 99.
I'm only 10 but I do know this answerwhat plus what equals 19 and when you subtract it equals threewell its 11 and 8 i'm so sorry if its wrong or not helpful but, I did what I could
4 x 11
It is 920.307
22
12 + 10 + 11 equals 33
it equals 28
No it equals 2 10 plus 1 equals 11
8+11= 8+11
-3
11
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
40