Determine whether the given ordered pair is a solution to the system of equations.(-6, 3)3x + y = -212x + 3y = -21
A. No
B. Yes
Answer: A
Mathematics
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Perform the indicated operation and express in lowest terms.
- 
A. 
B. 
C. 
D. 
Mathematics
Find the sample standard deviation.280, 118, 223, 209, 107, 208, 214, 203, 186
A. 2,505.3 B. 53.1 C. 2,818.4 D. 50.1
Mathematics
Determine whether the graph is the graph of a function.
A. yes B. no
Mathematics
Find the quotient. Assume all variables have positive values. Leave your answer in simplest form.
A. 20x2y2
B. 15x2y2
C. 20x2y2
D. 10x2y2
Mathematics