Solve the equation.8x - 4x + 3x = 28
A. 
B. 
C. 21
D. 4
Answer: D
Mathematics
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Find the indicated probability. Round your answer to 6 decimal places when necessary.Find the probability of correctly answering the first 4 questions on a multiple choice test if random guesses are made and each question has 3 possible answers.
A. 
B. 
C. 
D. 
Mathematics
Evaluate the expression.-73
A. 21 B. -21 C. -343 D. 343
Mathematics
Find the volume of the solid. Round to two decimal places when necessary.Cube
A. 4900 mm3 B. 29,400 mm3 C. 2,058,000 mm3 D. 343,000 mm3
Mathematics
Simplify. Unless otherwise specified, assume that variables can represent any number.
A. 13 B. -13 C. 169 D. Not a real number
Mathematics