Determine whether the given ordered pair is a solution of the system.(5, -1)2x - y = 9 4x - 2y = 18
A. solution
B. not a solution
Answer: B
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Solve.All 33 of the students in a mathematics class attended class on Monday. On Tuesday only 25 students attended. What was the percent of decrease?
A. 32% B. 24.2% C. 68% D. 75.8%
Determine the pivot element in this tableau.
What will be an ideal response?
A furniture company can sell all the tables and chairs it produces. Each table requires 
hours in the assembly center and 
hours in the finishing center. Each chair requires 
hour in the assembly center and 
hour in the finishing center. The company's assembly center is
available 9 hours per day, and its finishing center is available 12 hours per day. Graph the system of linear inequalities describing the different production levels, where t is the number of tables and c is the number of chairs.
A. 
B. 
C. 
D. 
E. 
Calculate the arc length of the indicated portion of the curve r(t).r(t) = (7cos3 6t)j + (7sin3 6t)k; 
? ? t ? 
?
A. 
B. 
C. 21
D. 0