Solve the inequality. Express your answer using interval notation. Graph the solution set.-2(4x + 4) < -10x - 14
A. (-?, -3]
B. (-3, ?)
C. (-?, 11]
D. (-?, -3)
Answer: D
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Write the fraction in decimal notation.
A. 
B. 
C. 
D. 
Solve the problem. Round to tenths where necessary.S(x) = -x3 + 6x2 + 288x + 4000, 4 ? x ? 20 is an approximation to the number of salmon swimming upstream to spawn, where x represents the water temperature in degrees Celsius. Find the temperature that produces the maximum number of salmon.
A. 12°C B. 8°C C. 20°C D. 4°C
Solve.In a distant solar system the diameter of planet A is 9 times as great as the diameter of planet B. The diameter of planet B is 867 miles. Find the diameter of planet A.
A. 7793 mi. B. 7803 mi. C. 7703 mi. D. 7794 mi.
Solve the problem.Tim needs to apply 2
gallons of herbicide per acre of soybeans. How many gallons of herbicide are needed for 388 acres?
A. 194
gallons
B. 196 gallons
C. 155
gallons
D. 970 gallons