Answer:
4
Step-by-step explanation:
a4=6
a5=6+4=10
a6=10+4=14
a7=14+4=18
a8=18+4=22
6,10,14,18,22
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Answers & Comments
Answer:
4
Step-by-step explanation:
a4=6
a5=6+4=10
a6=10+4=14
a7=14+4=18
a8=18+4=22
6,10,14,18,22