Determine if the given ordered triple is a solution of the system.x + 4y + 3z = -16
-18
-3(1, -2, -3)
A. No
B. Yes
Answer: B
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Next year's value of a certain quantity is obtained by multiplying this year's value of the quantity by 0.74. Which of the following can you conclude? ?
A. The quantity grows exponentially. B. The quantity decays exponentially. C. The quantity grows linearly. D. The quantity decays linearly.
Solve the problem.The cost of a tourist package depends on the number of sightseeing stops that you have. The ordered pair 
means that 2 stops cost $170, and the ordered pair 
means that 6 stops cost $310.a) Write a linear equation giving the cost, y, in terms of the number of stops x.b) Using the equation found in part a, find how much it costs for 3 stops.c) How many stops would there be if the cost is $415?
A. y = 35x + 100; $205; 9 stops B. y = 35x + 100; $205; 8 stops C. y = 35x + 100; $205; 10 stops D. y = 35x + 100; $205; 11 stops
Perform the indicated operations.4 ? (-26) + 22 ? (-21)
A. -1722 B. -566 C. -336 D. 1722
Solve the problem.The temperature on a December morning is -7° F at 3a.m. If the temperature drops 5° by 4 a.m., rises 9° by 5 a.m., and then drops 8° by 6a.m., find the temperature by 6 a.m.
A. -29° F B. 29° F C. 11° F D. -11° F