I'm not 100% sure but I'm going to go with 12 as my answer. Because if you look at it, it's being multiplied by twos 7x2=14, 8x2=16 also if you look at it the rest of the numbers go the same way 2x2=4 2x4=8 2x3=6 but I'm not sure about the 7... but my answer will still be 12.
