Express your answers as simplifier, improper fraction if necessary

Question

[3(a+3)]=29
the solution set is { }

Answer 1

3a + 9 = 29
3a = 29-9
3a = 20
a = 20/3
a = 6.6

round off to 7

Answer 2

I asked for a possible improper fraction, so I would leave it as
a = 20/3