Use Gaussian elimination or Gauss-Jordan elimination to solve the problem.A basketball fieldhouse seats 15,000. Courtside seats sell for $8, end zone for $6, and balcony for 
Total for a sell-out is 
If half the courtside and balcony and all end zone seats are sold, ticket sales total 
. How many of each type of seat are there?
A. 3000 courtside
2000 end zone
10,000 balcony
B. 3200 courtside
1800 end zone
10,000 balcony
C. 4000 courtside
3000 end zone
8000 balcony
D. Cannot be determined
Answer: A
Mathematics
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Place the correct inequality symbol, < or >, to compare each pair of numbers.34,010 
34,101
A. > B. <
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Add.+ 
A. 13.1843 B. 13.1633 C. 13.0633 D. 13.1643
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Use your estimation skills and the percent shortcuts to select the most reasonable answer. Do not write an equation and solve it.What is 80% of 1700 pounds?
A. 80 pounds B. 340 pounds C. 3060 pounds D. 1360 pounds
Mathematics
Simplify the expression.
A. -9 B. 9 C. Not a real number D. -27
Mathematics