Solve using Cramer's rule. 2x - 8y - 8z = -94 4x + 6y - 8z = 36-9x - 5y - 5z = -151
A. (10, 6, 6)
B. (8, 6, 8)
C. (9, 8, 6)
D. (9, -8, -6)
Answer: C
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Solve the problem.A cost-benefit model expresses the cost of an undertaking in terms of the benefits received. One cost-benefit model gives the cost in thousands of dollars to clean up x percent of an oil spill as
Another model produces the relationship 
Find the cost function found by averaging the two models. Simplify the expression for this function by performing the indicated operations.
A. c(x) = 
B. c(x) = 
C. c(x) = 
D. c(x) = 
Solve the problem.The plot best represents which type of growth?
A. none of these B. exponential growth C. linear growth D. logistic growth E. geometric growth
Select the correct equation of the following graph.
?
?
A. 
B. 
C. 
D. 
E. 
Solve the equation and check.
x = __________
Fill in the blank(s) with the appropriate word(s).