Answer:
When n is 1
3n+4
=3*1+4
=3+4
=7
When n is 2
=3*2+4
=6+4
=10
When n is 3
=3*3+4
=9+4
=13
When n is 4
3n +4
=3*4+4
=12+4
=16
When n is 10
=3*10+4
=30+4
34
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