Solve the equation.
- 
= 
A. -7
B. 7
C. 14
D. 
Answer: A
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Identify the form of the argument and state whether the argument is valid or invalid.If the bough breaks, then the cradle will fall.The bough breaks. Therefore, the cradle will fall.
A. Fallacy of the converse; invalid B. Law of detachment; valid C. Law of syllogism; valid D. Fallacy of the inverse; invalid
Solve the equation.ex - 5 = 
x + 3
A. 
B. 
C. 
D. 
Use the formulas for measuring sounds to find the missing value. 
The loudness L of a sound is given. Find the intensity I of the sound.L = 100 dB
A. I = 10-3 W/m2 B. I = 10-2 W/m2 C. I = 10-1 W/m2 D. I = 10-4 W/m2
Solve the problem.Sandy manages a ceramics shop and uses a 
kiln to fire ceramic greenware. After turning off her kiln, she must wait until its temperature gauge reaches 
before opening it and removing the ceramic pieces. If room temperature is 
and the gauge reads 
in 9 minutes, how long must she wait before opening the kiln? Round your answer to
the nearest whole minute. A. -396 min B. 95 min C. 204 min D. -539 min