Solve the equation.4(2z - 5) = 7(z + 4)
A. 8
B. 12
C. -8
D. 48
Answer: D
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Use the 68-95-99.7 rule to solve the problem.The annual precipitation for one city is normally distributed with a mean of 25.8 inches and a standard deviation of 2.9 inches. Fill in the blanks.In 99.7% of the years, the precipitation in this city is between ___ and ___ inches.
A. 17.1, 34.5 B. 20, 31.6 C. 20, 25.8 D. 25.8, 34.5
Graph the solution of the system of linear inequalities.
A. 
B. 
C. no solution
D. 
Establish the identity.
- 
= 4 cot u csc u
What will be an ideal response?
Solve.A meter is a unit of measure in the metric system that is approximately equal to 39.37 inches. Gina is 2 meters tall. What is her approximate height in inches? Round the answer to two decimal places.
A. 7.87 in. B. 785.40 in. C. 78.74 in. D. 78.54 in.