Your right on 6 and 7 but I don't understand 10 @ 11
Answer:
a) 3(1.2x - 8) or 3.6x - 24
b)
3(1.2x - 8) = 12
1.2x - 8 = 4
1.2x = 12
x = 12/1.2
= 10
Set L because the answer has to be all even numbers bigger then 6 so 6 can't be added in and smaller then 16 so it can't have 16 in it ether so that leaves 8 10 12 14
Answer:
1 ,5 and 3 is polynomial rest non
