Answer:
I THINK THIS IS RIGHT BUT I'M NOT SURE
3= x divided by 4
5= 3+x
7= x divided by 3
9= 9 times x
11= 4 plus 1/2
13= I DONT KNOW
15= (x times 5)+3
17=(4 times x)+4
19=(x+2)8
Explanation:
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