14 + 19 = 33
4x-14
A is 14
2n plus 7 equals 19 2n equals 12 n equals 6
19
yes
That equals 199
-12 + c = 19 Add 12 to both sides: c = 19+12 = 31
y = 12
12
x = 19
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.