0
Anonymous
First of all, [ 2n + 9 ] is not a question. It's a number.
If you're asking for the value of that number, then it all depends on the value of 'n',
which we have no way of knowing.
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Shayan Hussain ∙
6n -3=2n+9 6n-2n=9+3 4n=12 n=12/4 n=3
4n
7+2n
That factors to (2n + 1)(n + 2)
2n-9=-4