Translate the phrase to an algebraic expression. Use x to represent "a number."Divide a number by -20.
A. x - (-20)
B. -20 ÷ x or 
C. -20 ? x or -20x
D. x ÷ (-20) or 
Answer: D
Mathematics
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Simplify. 
A. 
B. 
C. 
D. 
Mathematics
Evaluate if possible.
A. 50 B. 11 C. 10 D. not a real number
Mathematics
Solve the problem.The function Y(x) = 51.38 ln 
can be used to estimate the number of years Y(x) after 1980 required for a certain country's population to reach x million people. In what year will the country's population reach 13 million?
A. About 2025 B. About 2045 C. About 2035 D. About 2040
Mathematics
Find the slope-intercept form of the equation of the line with the given properties.Find the equation of the horizontal line passing through the point (-8, 1).
A. y = -8 B. x = -8 C. y = 1 D. x = 1
Mathematics