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September 30, 2014

September 30, 2014

Posted by **Peter** on Wednesday, October 5, 2011 at 12:29am.

- Algebra 2 -
**Steve**, Wednesday, October 5, 2011 at 10:11amlet a = no. adult tickets

let s = no. senior tickets

let c = no. child tickets

c + s = 30 + 1/2 a

s = 5 + 4c

5.5a + 4s + 1.5c = 14970

I'll leave the solution to you. Substitution, Gaussian elimination, determinants, whatever.

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